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Finding the Fourth Proportional to 435,102.59, 652,651.88 and 135,583.37

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Solution

The fourth proportional to 435,102.59, 652,651.88 and 135,583.37 is: 203,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,102.59 : 652,651.88 = 135,583.37 : x
  2. Step 2: Convert to fraction form
    435,102.59/652,651.88 = 135,583.37/x
  3. Step 3: Cross multiply
    435,102.59x = 652,651.88 × 135,583.37
  4. Step 4: Simplify right side
    435,102.59x = 88,488,740,596.16
  5. Step 5: Solve for x
    x = 88,488,740,596.16/435,102.59
  6. Step 6: Final answer
    x = 203,374.43

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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.