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Finding the Fourth Proportional to 395,251.38, 592,893.54 and 114,768.66

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Solution

The fourth proportional to 395,251.38, 592,893.54 and 114,768.66 is: 172,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,251.38 : 592,893.54 = 114,768.66 : x
  2. Step 2: Convert to fraction form
    395,251.38/592,893.54 = 114,768.66/x
  3. Step 3: Cross multiply
    395,251.38x = 592,893.54 × 114,768.66
  4. Step 4: Simplify right side
    395,251.38x = 68,045,597,108.46
  5. Step 5: Solve for x
    x = 68,045,597,108.46/395,251.38
  6. Step 6: Final answer
    x = 172,157.77

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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.