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Finding the Fourth Proportional to 435,359.45, 652,990.17 and 150,997.61

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Solution

The fourth proportional to 435,359.45, 652,990.17 and 150,997.61 is: 226,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,359.45 : 652,990.17 = 150,997.61 : x
  2. Step 2: Convert to fraction form
    435,359.45/652,990.17 = 150,997.61/x
  3. Step 3: Cross multiply
    435,359.45x = 652,990.17 × 150,997.61
  4. Step 4: Simplify right side
    435,359.45x = 98,599,955,023.49
  5. Step 5: Solve for x
    x = 98,599,955,023.49/435,359.45
  6. Step 6: Final answer
    x = 226,479.42

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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.