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Finding the Fourth Proportional to 394,771.65, 592,152 and 95,249.73

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Solution

The fourth proportional to 394,771.65, 592,152 and 95,249.73 is: 142,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,771.65 : 592,152 = 95,249.73 : x
  2. Step 2: Convert to fraction form
    394,771.65/592,152 = 95,249.73/x
  3. Step 3: Cross multiply
    394,771.65x = 592,152 × 95,249.73
  4. Step 4: Simplify right side
    394,771.65x = 56,402,318,118.96
  5. Step 5: Solve for x
    x = 56,402,318,118.96/394,771.65
  6. Step 6: Final answer
    x = 142,873.27

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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.