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How-to guide

How to Calculate Price to Sales (P/S) Ratio: Formula, Steps & Examples

Learn how to calculate Price to Sales (P/S) Ratio — the formula explained step by step, with worked examples and a free calculator to check your answer.

By Priya Nair, MBA, Finance & Strategy · Updated Jun 2026 · 2 min read

Calculating your price to sales ratio is straightforward once you know the Price to Sales (P/S) Ratio formula and what each input means. This guide explains the method in plain language, walks through a manual calculation, and gives worked examples you can follow — then you can do it instantly with the Price to Sales (P/S) Ratio Calculator.

What is Price to Sales (P/S) Ratio?

The Price to Sales (P/S) Ratio calculation tells you your price to sales ratio from a few simple inputs. The figure you are solving for here is the price to sales ratio.

The Price to Sales (P/S) Ratio formula

The core formula is:

Price to sales ratio = Market capitalisation ÷ Annual revenue

Here is what each input means:

  • Market capitalisation — a money amount. Example: ₹10,00,000.
  • Annual revenue — a money amount. Example: ₹2,50,000.

How to calculate it step by step

  • Write down the market capitalisation (for example, ₹10,00,000).
  • Write down the annual revenue (for example, ₹2,50,000).
  • Apply the formula above to get your price to sales ratio.
  • Double-check the result with the Price to Sales (P/S) Ratio Calculator.

Worked examples

Example 1

Input / OutputValue
Market capitalisation₹10,00,000
Annual revenue₹2,50,000
Price to sales ratio4.00

With market capitalisation of ₹10,00,000 and annual revenue of ₹2,50,000, the price to sales ratio works out to 4.00.

Example 2

With market capitalisation of ₹20,00,000 and annual revenue of ₹2,50,000, the price to sales ratio works out to 8.00.

ResultValue
Price to sales ratio8.00

Example 3

With market capitalisation of ₹5,00,000 and annual revenue of ₹2,50,000, the price to sales ratio works out to 2.00.

ResultValue
Price to sales ratio2.00

Tips for an accurate result

  • Keep your units consistent — mixing, say, months with years or grams with kilograms is the most common source of error.
  • Round only at the very end. Rounding inputs early can shift the final answer noticeably.
  • Re-run the numbers whenever an input changes, rather than estimating from an old result.

Prefer not to do the maths by hand? — the Price to Sales (P/S) Ratio Calculator does it instantly, for free, with the formula and a worked example built in.

Continue exploring business calculators with these tools: Discount Calculator, Price Elasticity of Demand Calculator, Profit Margin Calculator, Gross Profit Calculator, ROI Calculator.

Calculators in this guide

Frequently asked questions

The formula is: Price to sales ratio = Market capitalisation ÷ Annual revenue. With market capitalisation of ₹10,00,000 and annual revenue of ₹2,50,000, the price to sales ratio works out to 4.00.

Gather each input, apply the formula step by step keeping your units consistent, and round only at the end. You can verify your answer instantly with the Price to Sales (P/S) Ratio Calculator.

It uses the standard formula with exact arithmetic, so the result is correct for the inputs you enter. Bear in mind that real-world outcomes can still differ when underlying assumptions change.

Priya Nair · MBA, Finance & Strategy

Priya Nair is a business analyst and MBA who advises small businesses and startups on pricing, unit economics and growth metrics.