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Finding the Fourth Proportional to 269,392.08, 404,088.12 and 149,522.61

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Solution

The fourth proportional to 269,392.08, 404,088.12 and 149,522.61 is: 224,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,392.08 : 404,088.12 = 149,522.61 : x
  2. Step 2: Convert to fraction form
    269,392.08/404,088.12 = 149,522.61/x
  3. Step 3: Cross multiply
    269,392.08x = 404,088.12 × 149,522.61
  4. Step 4: Simplify right side
    269,392.08x = 60,420,310,372.39
  5. Step 5: Solve for x
    x = 60,420,310,372.39/269,392.08
  6. Step 6: Final answer
    x = 224,283.92

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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.