Home / 131,524-287,652

Finding the Third Proportional to 131,524 and 287,652

Calculator

Solution

The third proportional to 131,524 and 287,652 is: 629,114.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,524 : 287,652 = 287,652 : x
  2. Step 2: Convert to fraction form
    131,524/287,652 = 287,652/x
  3. Step 3: Cross multiply
    131,524x = 287,652 × 287,652
  4. Step 4: Simplify right side
    131,524x = 82,743,673,104
  5. Step 5: Solve for x
    x = 82,743,673,104/131,524
  6. Step 6: Final answer
    x = 629,114.63

Related Problems

Find third proportional to 65,762 and 143,826
Half scale
Find third proportional to 263,048 and 575,304
Double scale
Find third proportional to 131,526 and 287,656
Similar ratio
Find third proportional to 197,286 and 431,478
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.