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Finding the Fourth Proportional to 541,843.72, 748,106 and 337,976.44

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Solution

The fourth proportional to 541,843.72, 748,106 and 337,976.44 is: 466,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,843.72 : 748,106 = 337,976.44 : x
  2. Step 2: Convert to fraction form
    541,843.72/748,106 = 337,976.44/x
  3. Step 3: Cross multiply
    541,843.72x = 748,106 × 337,976.44
  4. Step 4: Simplify right side
    541,843.72x = 252,842,202,622.64
  5. Step 5: Solve for x
    x = 252,842,202,622.64/541,843.72
  6. Step 6: Final answer
    x = 466,633.08

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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.