Home / 330,064-721,952

Finding the Third Proportional to 330,064 and 721,952

Calculator

Solution

The third proportional to 330,064 and 721,952 is: 1,579,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,064 : 721,952 = 721,952 : x
  2. Step 2: Convert to fraction form
    330,064/721,952 = 721,952/x
  3. Step 3: Cross multiply
    330,064x = 721,952 × 721,952
  4. Step 4: Simplify right side
    330,064x = 521,214,690,304
  5. Step 5: Solve for x
    x = 521,214,690,304/330,064
  6. Step 6: Final answer
    x = 1,579,132.20

Related Problems

Find third proportional to 165,032 and 360,976
Half scale
Find third proportional to 660,128 and 1,443,904
Double scale
Find third proportional to 330,066 and 721,956
Similar ratio
Find third proportional to 495,096 and 1,082,928
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.