Home / 151,572-252,605

Finding the Third Proportional to 151,572 and 252,605

Calculator

Solution

The third proportional to 151,572 and 252,605 is: 420,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,572 : 252,605 = 252,605 : x
  2. Step 2: Convert to fraction form
    151,572/252,605 = 252,605/x
  3. Step 3: Cross multiply
    151,572x = 252,605 × 252,605
  4. Step 4: Simplify right side
    151,572x = 63,809,286,025
  5. Step 5: Solve for x
    x = 63,809,286,025/151,572
  6. Step 6: Final answer
    x = 420,983.33

Related Problems

Find third proportional to 75,786 and 126,302.50
Half scale
Find third proportional to 303,144 and 505,210
Double scale
Find third proportional to 151,574 and 252,608
Similar ratio
Find third proportional to 227,358 and 378,907.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.