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 648 quarts into gallons we have to multiply 648 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

648 qt → V_(gal)

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

V_(gal) = 648 qt × 0.25 gal

V_(gal) = 162 gal

The final result is:

648 qt → 162 gal

We conclude that 648 quarts is equivalent to 162 gallons:

648 quarts = 162 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.0061728395061728 × 648 quarts.

Another way is saying that 648 quarts is equal to 1 ÷ 0.0061728395061728 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred forty-eight quarts is approximately one hundred sixty-two gallons:

648 qt ≅ 162 gal

An alternative is also that one gallon is approximately zero point zero zero six times six hundred forty-eight 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