Home / 381,333.28-572,000.62-156,537.04

Finding the Fourth Proportional to 381,333.28, 572,000.62 and 156,537.04

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Solution

The fourth proportional to 381,333.28, 572,000.62 and 156,537.04 is: 234,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,333.28 : 572,000.62 = 156,537.04 : x
  2. Step 2: Convert to fraction form
    381,333.28/572,000.62 = 156,537.04/x
  3. Step 3: Cross multiply
    381,333.28x = 572,000.62 × 156,537.04
  4. Step 4: Simplify right side
    381,333.28x = 89,539,283,932.96
  5. Step 5: Solve for x
    x = 89,539,283,932.96/381,333.28
  6. Step 6: Final answer
    x = 234,805.85

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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.