Home / 132,397-291,517

Finding the Third Proportional to 132,397 and 291,517

Calculator

Solution

The third proportional to 132,397 and 291,517 is: 641,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,397 : 291,517 = 291,517 : x
  2. Step 2: Convert to fraction form
    132,397/291,517 = 291,517/x
  3. Step 3: Cross multiply
    132,397x = 291,517 × 291,517
  4. Step 4: Simplify right side
    132,397x = 84,982,161,289
  5. Step 5: Solve for x
    x = 84,982,161,289/132,397
  6. Step 6: Final answer
    x = 641,873.77

Related Problems

Find third proportional to 66,198.50 and 145,758.50
Half scale
Find third proportional to 264,794 and 583,034
Double scale
Find third proportional to 132,399 and 291,521
Similar ratio
Find third proportional to 198,595.50 and 437,275.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.