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Finding the Fourth Proportional to 541,757.60, 747,255.48 and 371,696.48

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Solution

The fourth proportional to 541,757.60, 747,255.48 and 371,696.48 is: 512,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,757.60 : 747,255.48 = 371,696.48 : x
  2. Step 2: Convert to fraction form
    541,757.60/747,255.48 = 371,696.48/x
  3. Step 3: Cross multiply
    541,757.60x = 747,255.48 × 371,696.48
  4. Step 4: Simplify right side
    541,757.60x = 277,752,231,576.71
  5. Step 5: Solve for x
    x = 277,752,231,576.71/541,757.60
  6. Step 6: Final answer
    x = 512,687.28

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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.