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Finding the Fourth Proportional to 372,522.52, 514,092.21 and 229,365.16

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Solution

The fourth proportional to 372,522.52, 514,092.21 and 229,365.16 is: 316,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,522.52 : 514,092.21 = 229,365.16 : x
  2. Step 2: Convert to fraction form
    372,522.52/514,092.21 = 229,365.16/x
  3. Step 3: Cross multiply
    372,522.52x = 514,092.21 × 229,365.16
  4. Step 4: Simplify right side
    372,522.52x = 117,914,842,001.40
  5. Step 5: Solve for x
    x = 117,914,842,001.40/372,522.52
  6. Step 6: Final answer
    x = 316,530.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.