Conversion formula

The conversion factor from cubic inches to quarts is 0.017316017316055, which means that 1 cubic inch is equal to 0.017316017316055 quarts:

1 in3 = 0.017316017316055 qt

To convert 420 cubic inches into quarts we have to multiply 420 by the conversion factor in order to get the volume amount from cubic inches to quarts. We can also form a simple proportion to calculate the result:

1 in3 → 0.017316017316055 qt

420 in3 → V_(qt)

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

V_(qt) = 420 in3 × 0.017316017316055 qt

V_(qt) = 7.2727272727432 qt

The final result is:

420 in3 → 7.2727272727432 qt

We conclude that 420 cubic inches is equivalent to 7.2727272727432 quarts:

420 cubic inches = 7.2727272727432 quarts

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 quart is equal to 0.1374999999997 × 420 cubic inches.

Another way is saying that 420 cubic inches is equal to 1 ÷ 0.1374999999997 quarts.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty cubic inches is approximately seven point two seven three quarts:

420 in3 ≅ 7.273 qt

An alternative is also that one quart is approximately zero point one three seven times four hundred twenty cubic inches.

Conversion table

cubic inches to quarts chart

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