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Finding the Fourth Proportional to 502,884.72, 754,327.04 and 147,898.73

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Solution

The fourth proportional to 502,884.72, 754,327.04 and 147,898.73 is: 221,848.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,884.72 : 754,327.04 = 147,898.73 : x
  2. Step 2: Convert to fraction form
    502,884.72/754,327.04 = 147,898.73/x
  3. Step 3: Cross multiply
    502,884.72x = 754,327.04 × 147,898.73
  4. Step 4: Simplify right side
    502,884.72x = 111,564,012,366.98
  5. Step 5: Solve for x
    x = 111,564,012,366.98/502,884.72
  6. Step 6: Final answer
    x = 221,848.09

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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.