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Finding the Fourth Proportional to 435,104.59, 652,654.88 and 135,585.37

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Solution

The fourth proportional to 435,104.59, 652,654.88 and 135,585.37 is: 203,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,104.59 : 652,654.88 = 135,585.37 : x
  2. Step 2: Convert to fraction form
    435,104.59/652,654.88 = 135,585.37/x
  3. Step 3: Cross multiply
    435,104.59x = 652,654.88 × 135,585.37
  4. Step 4: Simplify right side
    435,104.59x = 88,490,453,387.11
  5. Step 5: Solve for x
    x = 88,490,453,387.11/435,104.59
  6. Step 6: Final answer
    x = 203,377.43

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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.