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Finding the Fourth Proportional to 372,425.97, 558,916.11 and 182,988.03

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Solution

The fourth proportional to 372,425.97, 558,916.11 and 182,988.03 is: 274,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,425.97 : 558,916.11 = 182,988.03 : x
  2. Step 2: Convert to fraction form
    372,425.97/558,916.11 = 182,988.03/x
  3. Step 3: Cross multiply
    372,425.97x = 558,916.11 × 182,988.03
  4. Step 4: Simplify right side
    372,425.97x = 102,274,957,904.16
  5. Step 5: Solve for x
    x = 102,274,957,904.16/372,425.97
  6. Step 6: Final answer
    x = 274,618.22

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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.