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Finding the Fourth Proportional to 394,676.43, 592,052.01 and 110,366.97

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Solution

The fourth proportional to 394,676.43, 592,052.01 and 110,366.97 is: 165,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,676.43 : 592,052.01 = 110,366.97 : x
  2. Step 2: Convert to fraction form
    394,676.43/592,052.01 = 110,366.97/x
  3. Step 3: Cross multiply
    394,676.43x = 592,052.01 × 110,366.97
  4. Step 4: Simplify right side
    394,676.43x = 65,342,986,426.11
  5. Step 5: Solve for x
    x = 65,342,986,426.11/394,676.43
  6. Step 6: Final answer
    x = 165,560.90

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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.