Home / 317,322-660,948

Finding the Third Proportional to 317,322 and 660,948

Calculator

Solution

The third proportional to 317,322 and 660,948 is: 1,376,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,322 : 660,948 = 660,948 : x
  2. Step 2: Convert to fraction form
    317,322/660,948 = 660,948/x
  3. Step 3: Cross multiply
    317,322x = 660,948 × 660,948
  4. Step 4: Simplify right side
    317,322x = 436,852,258,704
  5. Step 5: Solve for x
    x = 436,852,258,704/317,322
  6. Step 6: Final answer
    x = 1,376,684.44

Related Problems

Find third proportional to 158,661 and 330,474
Half scale
Find third proportional to 634,644 and 1,321,896
Double scale
Find third proportional to 317,324 and 660,952
Similar ratio
Find third proportional to 475,983 and 991,422
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.