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Finding the Fourth Proportional to 502,842.48, 754,592.04 and 187,551.60

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Solution

The fourth proportional to 502,842.48, 754,592.04 and 187,551.60 is: 281,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,842.48 : 754,592.04 = 187,551.60 : x
  2. Step 2: Convert to fraction form
    502,842.48/754,592.04 = 187,551.60/x
  3. Step 3: Cross multiply
    502,842.48x = 754,592.04 × 187,551.60
  4. Step 4: Simplify right side
    502,842.48x = 141,524,944,449.26
  5. Step 5: Solve for x
    x = 141,524,944,449.26/502,842.48
  6. Step 6: Final answer
    x = 281,449.86

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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.