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Finding the Fourth Proportional to 603,791.92, 905,687.85 and 224,702.80

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Solution

The fourth proportional to 603,791.92, 905,687.85 and 224,702.80 is: 337,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,791.92 : 905,687.85 = 224,702.80 : x
  2. Step 2: Convert to fraction form
    603,791.92/905,687.85 = 224,702.80/x
  3. Step 3: Cross multiply
    603,791.92x = 905,687.85 × 224,702.80
  4. Step 4: Simplify right side
    603,791.92x = 203,510,595,820.98
  5. Step 5: Solve for x
    x = 203,510,595,820.98/603,791.92
  6. Step 6: Final answer
    x = 337,054.19

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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.