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Finding the Fourth Proportional to 338,737.23, 467,391.10 and 200,890.62

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Solution

The fourth proportional to 338,737.23, 467,391.10 and 200,890.62 is: 277,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,737.23 : 467,391.10 = 200,890.62 : x
  2. Step 2: Convert to fraction form
    338,737.23/467,391.10 = 200,890.62/x
  3. Step 3: Cross multiply
    338,737.23x = 467,391.10 × 200,890.62
  4. Step 4: Simplify right side
    338,737.23x = 93,894,487,861.48
  5. Step 5: Solve for x
    x = 93,894,487,861.48/338,737.23
  6. Step 6: Final answer
    x = 277,189.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.