Home / 725,565.11-1,088,347.32-252,250.38

Finding the Fourth Proportional to 725,565.11, 1,088,347.32 and 252,250.38

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Solution

The fourth proportional to 725,565.11, 1,088,347.32 and 252,250.38 is: 378,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,565.11 : 1,088,347.32 = 252,250.38 : x
  2. Step 2: Convert to fraction form
    725,565.11/1,088,347.32 = 252,250.38/x
  3. Step 3: Cross multiply
    725,565.11x = 1,088,347.32 × 252,250.38
  4. Step 4: Simplify right side
    725,565.11x = 274,536,025,041.98
  5. Step 5: Solve for x
    x = 274,536,025,041.98/725,565.11
  6. Step 6: Final answer
    x = 378,375.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.