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Finding the Fourth Proportional to 392,342.34, 588,105.27 and 181,807.14

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Solution

The fourth proportional to 392,342.34, 588,105.27 and 181,807.14 is: 272,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,342.34 : 588,105.27 = 181,807.14 : x
  2. Step 2: Convert to fraction form
    392,342.34/588,105.27 = 181,807.14/x
  3. Step 3: Cross multiply
    392,342.34x = 588,105.27 × 181,807.14
  4. Step 4: Simplify right side
    392,342.34x = 106,921,737,157.63
  5. Step 5: Solve for x
    x = 106,921,737,157.63/392,342.34
  6. Step 6: Final answer
    x = 272,521.54

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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.