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Finding the Fourth Proportional to 246,190.20, 368,507.70 and 238,414.20

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Solution

The fourth proportional to 246,190.20, 368,507.70 and 238,414.20 is: 356,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,190.20 : 368,507.70 = 238,414.20 : x
  2. Step 2: Convert to fraction form
    246,190.20/368,507.70 = 238,414.20/x
  3. Step 3: Cross multiply
    246,190.20x = 368,507.70 × 238,414.20
  4. Step 4: Simplify right side
    246,190.20x = 87,857,468,489.34
  5. Step 5: Solve for x
    x = 87,857,468,489.34/246,190.20
  6. Step 6: Final answer
    x = 356,868.26

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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.