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Finding the Fourth Proportional to 449,562.42, 674,369.61 and 169,082.10

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Solution

The fourth proportional to 449,562.42, 674,369.61 and 169,082.10 is: 253,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,562.42 : 674,369.61 = 169,082.10 : x
  2. Step 2: Convert to fraction form
    449,562.42/674,369.61 = 169,082.10/x
  3. Step 3: Cross multiply
    449,562.42x = 674,369.61 × 169,082.10
  4. Step 4: Simplify right side
    449,562.42x = 114,023,829,834.98
  5. Step 5: Solve for x
    x = 114,023,829,834.98/449,562.42
  6. Step 6: Final answer
    x = 253,632.92

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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.