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Finding the Fourth Proportional to 435,103.59, 652,653.38 and 135,584.37

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Solution

The fourth proportional to 435,103.59, 652,653.38 and 135,584.37 is: 203,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,103.59 : 652,653.38 = 135,584.37 : x
  2. Step 2: Convert to fraction form
    435,103.59/652,653.38 = 135,584.37/x
  3. Step 3: Cross multiply
    435,103.59x = 652,653.38 × 135,584.37
  4. Step 4: Simplify right side
    435,103.59x = 88,489,597,355.67
  5. Step 5: Solve for x
    x = 88,489,597,355.67/435,103.59
  6. Step 6: Final answer
    x = 203,375.93

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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.