Home / 131,724-288,535

Finding the Third Proportional to 131,724 and 288,535

Calculator

Solution

The third proportional to 131,724 and 288,535 is: 632,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,724 : 288,535 = 288,535 : x
  2. Step 2: Convert to fraction form
    131,724/288,535 = 288,535/x
  3. Step 3: Cross multiply
    131,724x = 288,535 × 288,535
  4. Step 4: Simplify right side
    131,724x = 83,252,446,225
  5. Step 5: Solve for x
    x = 83,252,446,225/131,724
  6. Step 6: Final answer
    x = 632,021.85

Related Problems

Find third proportional to 65,862 and 144,267.50
Half scale
Find third proportional to 263,448 and 577,070
Double scale
Find third proportional to 131,726 and 288,539
Similar ratio
Find third proportional to 197,586 and 432,802.50
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.