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Finding the Fourth Proportional to 394,677.43, 592,053.51 and 110,367.97

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Solution

The fourth proportional to 394,677.43, 592,053.51 and 110,367.97 is: 165,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,677.43 : 592,053.51 = 110,367.97 : x
  2. Step 2: Convert to fraction form
    394,677.43/592,053.51 = 110,367.97/x
  3. Step 3: Cross multiply
    394,677.43x = 592,053.51 × 110,367.97
  4. Step 4: Simplify right side
    394,677.43x = 65,343,744,030.07
  5. Step 5: Solve for x
    x = 65,343,744,030.07/394,677.43
  6. Step 6: Final answer
    x = 165,562.40

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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.