Home / 424,869.38-637,310.82-236,526.86

Finding the Fourth Proportional to 424,869.38, 637,310.82 and 236,526.86

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Solution

The fourth proportional to 424,869.38, 637,310.82 and 236,526.86 is: 354,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,869.38 : 637,310.82 = 236,526.86 : x
  2. Step 2: Convert to fraction form
    424,869.38/637,310.82 = 236,526.86/x
  3. Step 3: Cross multiply
    424,869.38x = 637,310.82 × 236,526.86
  4. Step 4: Simplify right side
    424,869.38x = 150,741,123,912.07
  5. Step 5: Solve for x
    x = 150,741,123,912.07/424,869.38
  6. Step 6: Final answer
    x = 354,794.04

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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.