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Finding the Fourth Proportional to 449,504.18, 674,282.17 and 169,023.86

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Solution

The fourth proportional to 449,504.18, 674,282.17 and 169,023.86 is: 253,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,504.18 : 674,282.17 = 169,023.86 : x
  2. Step 2: Convert to fraction form
    449,504.18/674,282.17 = 169,023.86/x
  3. Step 3: Cross multiply
    449,504.18x = 674,282.17 × 169,023.86
  4. Step 4: Simplify right side
    449,504.18x = 113,969,775,102.58
  5. Step 5: Solve for x
    x = 113,969,775,102.58/449,504.18
  6. Step 6: Final answer
    x = 253,545.53

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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.