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Finding the Fourth Proportional to 394,760.88, 592,135.82 and 95,238.93

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Solution

The fourth proportional to 394,760.88, 592,135.82 and 95,238.93 is: 142,857.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,760.88 : 592,135.82 = 95,238.93 : x
  2. Step 2: Convert to fraction form
    394,760.88/592,135.82 = 95,238.93/x
  3. Step 3: Cross multiply
    394,760.88x = 592,135.82 × 95,238.93
  4. Step 4: Simplify right side
    394,760.88x = 56,394,380,682.17
  5. Step 5: Solve for x
    x = 56,394,380,682.17/394,760.88
  6. Step 6: Final answer
    x = 142,857.06

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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.