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Finding the Fourth Proportional to 502,006.70, 753,019.04 and 182,385.56

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Solution

The fourth proportional to 502,006.70, 753,019.04 and 182,385.56 is: 273,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,006.70 : 753,019.04 = 182,385.56 : x
  2. Step 2: Convert to fraction form
    502,006.70/753,019.04 = 182,385.56/x
  3. Step 3: Cross multiply
    502,006.70x = 753,019.04 × 182,385.56
  4. Step 4: Simplify right side
    502,006.70x = 137,339,795,535.97
  5. Step 5: Solve for x
    x = 137,339,795,535.97/502,006.70
  6. Step 6: Final answer
    x = 273,581.60

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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.