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Finding the Fourth Proportional to 366,462.88, 548,937.72 and 271,799.96

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Solution

The fourth proportional to 366,462.88, 548,937.72 and 271,799.96 is: 407,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,462.88 : 548,937.72 = 271,799.96 : x
  2. Step 2: Convert to fraction form
    366,462.88/548,937.72 = 271,799.96/x
  3. Step 3: Cross multiply
    366,462.88x = 548,937.72 × 271,799.96
  4. Step 4: Simplify right side
    366,462.88x = 149,201,247,593.80
  5. Step 5: Solve for x
    x = 149,201,247,593.80/366,462.88
  6. Step 6: Final answer
    x = 407,138.78

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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.