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Finding the Fourth Proportional to 374,516.68, 561,916.43 and 224,861.30

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Solution

The fourth proportional to 374,516.68, 561,916.43 and 224,861.30 is: 337,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,516.68 : 561,916.43 = 224,861.30 : x
  2. Step 2: Convert to fraction form
    374,516.68/561,916.43 = 224,861.30/x
  3. Step 3: Cross multiply
    374,516.68x = 561,916.43 × 224,861.30
  4. Step 4: Simplify right side
    374,516.68x = 126,353,255,007.27
  5. Step 5: Solve for x
    x = 126,353,255,007.27/374,516.68
  6. Step 6: Final answer
    x = 337,376.85

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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.