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Finding the Fourth Proportional to 269,432.10, 404,148.15 and 227,960.10

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Solution

The fourth proportional to 269,432.10, 404,148.15 and 227,960.10 is: 341,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,432.10 : 404,148.15 = 227,960.10 : x
  2. Step 2: Convert to fraction form
    269,432.10/404,148.15 = 227,960.10/x
  3. Step 3: Cross multiply
    269,432.10x = 404,148.15 × 227,960.10
  4. Step 4: Simplify right side
    269,432.10x = 92,129,652,688.82
  5. Step 5: Solve for x
    x = 92,129,652,688.82/269,432.10
  6. Step 6: Final answer
    x = 341,940.15

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Similar ratio
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1.5x scale

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.