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Finding the Fourth Proportional to 449,149.01, 673,497.53 and 149,522.72

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Solution

The fourth proportional to 449,149.01, 673,497.53 and 149,522.72 is: 224,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,149.01 : 673,497.53 = 149,522.72 : x
  2. Step 2: Convert to fraction form
    449,149.01/673,497.53 = 149,522.72/x
  3. Step 3: Cross multiply
    449,149.01x = 673,497.53 × 149,522.72
  4. Step 4: Simplify right side
    449,149.01x = 100,703,181,851.27
  5. Step 5: Solve for x
    x = 100,703,181,851.27/449,149.01
  6. Step 6: Final answer
    x = 224,208.85

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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.