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Finding the Fourth Proportional to 502,371.54, 753,526.80 and 178,175.70

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Solution

The fourth proportional to 502,371.54, 753,526.80 and 178,175.70 is: 267,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,371.54 : 753,526.80 = 178,175.70 : x
  2. Step 2: Convert to fraction form
    502,371.54/753,526.80 = 178,175.70/x
  3. Step 3: Cross multiply
    502,371.54x = 753,526.80 × 178,175.70
  4. Step 4: Simplify right side
    502,371.54x = 134,260,165,058.76
  5. Step 5: Solve for x
    x = 134,260,165,058.76/502,371.54
  6. Step 6: Final answer
    x = 267,252.73

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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.