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Finding the Fourth Proportional to 246,626.28, 340,344.24 and 133,449

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Solution

The fourth proportional to 246,626.28, 340,344.24 and 133,449 is: 184,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,626.28 : 340,344.24 = 133,449 : x
  2. Step 2: Convert to fraction form
    246,626.28/340,344.24 = 133,449/x
  3. Step 3: Cross multiply
    246,626.28x = 340,344.24 × 133,449
  4. Step 4: Simplify right side
    246,626.28x = 45,418,598,483.76
  5. Step 5: Solve for x
    x = 45,418,598,483.76/246,626.28
  6. Step 6: Final answer
    x = 184,159.61

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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.