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Finding the Fourth Proportional to 372,545.16, 558,676.70 and 159,304.14

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Solution

The fourth proportional to 372,545.16, 558,676.70 and 159,304.14 is: 238,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,545.16 : 558,676.70 = 159,304.14 : x
  2. Step 2: Convert to fraction form
    372,545.16/558,676.70 = 159,304.14/x
  3. Step 3: Cross multiply
    372,545.16x = 558,676.70 × 159,304.14
  4. Step 4: Simplify right side
    372,545.16x = 88,999,511,231.54
  5. Step 5: Solve for x
    x = 88,999,511,231.54/372,545.16
  6. Step 6: Final answer
    x = 238,895.90

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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.