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Finding the Fourth Proportional to 366.08, 504.90 and 249.57

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Solution

The fourth proportional to 366.08, 504.90 and 249.57 is: 344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.08 : 504.90 = 249.57 : x
  2. Step 2: Convert to fraction form
    366.08/504.90 = 249.57/x
  3. Step 3: Cross multiply
    366.08x = 504.90 × 249.57
  4. Step 4: Simplify right side
    366.08x = 126,007.89
  5. Step 5: Solve for x
    x = 126,007.89/366.08
  6. Step 6: Final answer
    x = 344.21

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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.