Conversion formula

The conversion factor from cups to quarts is 0.25, which means that 1 cup is equal to 0.25 quarts:

1 cup = 0.25 qt

To convert 688.7 cups into quarts we have to multiply 688.7 by the conversion factor in order to get the volume amount from cups to quarts. We can also form a simple proportion to calculate the result:

1 cup → 0.25 qt

688.7 cup → V_(qt)

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

V_(qt) = 688.7 cup × 0.25 qt

V_(qt) = 172.175 qt

The final result is:

688.7 cup → 172.175 qt

We conclude that 688.7 cups is equivalent to 172.175 quarts:

688.7 cups = 172.175 quarts

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 quart is equal to 0.0058080441411355 × 688.7 cups.

Another way is saying that 688.7 cups is equal to 1 ÷ 0.0058080441411355 quarts.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred eighty-eight point seven cups is approximately one hundred seventy-two point one seven five quarts:

688.7 cup ≅ 172.175 qt

An alternative is also that one quart is approximately zero point zero zero six times six hundred eighty-eight point seven cups.

Conversion table

cups to quarts chart

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