Conversion formula

The conversion factor from quarts to gallons is 0.25, which means that 1 quart is equal to 0.25 gallons:

1 qt = 0.25 gal

To convert 402 quarts into gallons we have to multiply 402 by the conversion factor in order to get the volume amount from quarts to gallons. We can also form a simple proportion to calculate the result:

1 qt → 0.25 gal

402 qt → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 402 qt × 0.25 gal

V_(gal) = 100.5 gal

The final result is:

402 qt → 100.5 gal

We conclude that 402 quarts is equivalent to 100.5 gallons:

402 quarts = 100.5 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.0099502487562189 × 402 quarts.

Another way is saying that 402 quarts is equal to 1 ÷ 0.0099502487562189 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred two quarts is approximately one hundred point five gallons:

402 qt ≅ 100.5 gal

An alternative is also that one gallon is approximately zero point zero one times four hundred two quarts.

Conversion table

quarts to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from quarts to gallons