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Finding the Fourth Proportional to 502,861.52, 754,627.68 and 183,013.30

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Solution

The fourth proportional to 502,861.52, 754,627.68 and 183,013.30 is: 274,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,861.52 : 754,627.68 = 183,013.30 : x
  2. Step 2: Convert to fraction form
    502,861.52/754,627.68 = 183,013.30/x
  3. Step 3: Cross multiply
    502,861.52x = 754,627.68 × 183,013.30
  4. Step 4: Simplify right side
    502,861.52x = 138,106,900,101.58
  5. Step 5: Solve for x
    x = 138,106,900,101.58/502,861.52
  6. Step 6: Final answer
    x = 274,642.01

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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.