P/S ratio market value को revenue से compare करता है।
$$\text{Market capitalisation} = \mathrm{P/S} \times \text{Total revenue}$$
$$\mathrm{MC} = \mathrm{P/S} \times \mathrm{TR}$$
$$\text{Total revenue} = \frac{\text{Market capitalisation}}{\mathrm{P/S}}$$
$$\mathrm{TR} = \frac{\mathrm{MC}}{\mathrm{P/S}}$$
$$\mathrm{P/S} = \frac{\text{Market capitalisation}}{\text{Total revenue}}$$
$$\mathrm{P/S} = \frac{\mathrm{MC}}{\mathrm{TR}}$$