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Finding the Fourth Proportional to 449,033.75, 673,658.26 and 149,517.04

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Solution

The fourth proportional to 449,033.75, 673,658.26 and 149,517.04 is: 224,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,033.75 : 673,658.26 = 149,517.04 : x
  2. Step 2: Convert to fraction form
    449,033.75/673,658.26 = 149,517.04/x
  3. Step 3: Cross multiply
    449,033.75x = 673,658.26 × 149,517.04
  4. Step 4: Simplify right side
    449,033.75x = 100,723,385,638.46
  5. Step 5: Solve for x
    x = 100,723,385,638.46/449,033.75
  6. Step 6: Final answer
    x = 224,311.39

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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.