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Finding the Fourth Proportional to 372,253.92, 558,328.14 and 119,501.12

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Solution

The fourth proportional to 372,253.92, 558,328.14 and 119,501.12 is: 179,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,253.92 : 558,328.14 = 119,501.12 : x
  2. Step 2: Convert to fraction form
    372,253.92/558,328.14 = 119,501.12/x
  3. Step 3: Cross multiply
    372,253.92x = 558,328.14 × 119,501.12
  4. Step 4: Simplify right side
    372,253.92x = 66,720,838,057.52
  5. Step 5: Solve for x
    x = 66,720,838,057.52/372,253.92
  6. Step 6: Final answer
    x = 179,234.75

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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.