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Finding the Fourth Proportional to 603,191.52, 832,470.84 and 345,092.40

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Solution

The fourth proportional to 603,191.52, 832,470.84 and 345,092.40 is: 476,265.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,191.52 : 832,470.84 = 345,092.40 : x
  2. Step 2: Convert to fraction form
    603,191.52/832,470.84 = 345,092.40/x
  3. Step 3: Cross multiply
    603,191.52x = 832,470.84 × 345,092.40
  4. Step 4: Simplify right side
    603,191.52x = 287,279,360,105.62
  5. Step 5: Solve for x
    x = 287,279,360,105.62/603,191.52
  6. Step 6: Final answer
    x = 476,265.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.