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Finding the Fourth Proportional to 366.56, 505.92 and 250.08

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Solution

The fourth proportional to 366.56, 505.92 and 250.08 is: 345.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.56 : 505.92 = 250.08 : x
  2. Step 2: Convert to fraction form
    366.56/505.92 = 250.08/x
  3. Step 3: Cross multiply
    366.56x = 505.92 × 250.08
  4. Step 4: Simplify right side
    366.56x = 126,520.47
  5. Step 5: Solve for x
    x = 126,520.47/366.56
  6. Step 6: Final answer
    x = 345.16

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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.