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Finding the Fourth Proportional to 394,774.65, 592,156.50 and 95,252.73

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Solution

The fourth proportional to 394,774.65, 592,156.50 and 95,252.73 is: 142,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,774.65 : 592,156.50 = 95,252.73 : x
  2. Step 2: Convert to fraction form
    394,774.65/592,156.50 = 95,252.73/x
  3. Step 3: Cross multiply
    394,774.65x = 592,156.50 × 95,252.73
  4. Step 4: Simplify right side
    394,774.65x = 56,404,523,212.25
  5. Step 5: Solve for x
    x = 56,404,523,212.25/394,774.65
  6. Step 6: Final answer
    x = 142,877.77

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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.