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Finding the Fourth Proportional to 366.14, 505.08 and 247.95

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Solution

The fourth proportional to 366.14, 505.08 and 247.95 is: 342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.14 : 505.08 = 247.95 : x
  2. Step 2: Convert to fraction form
    366.14/505.08 = 247.95/x
  3. Step 3: Cross multiply
    366.14x = 505.08 × 247.95
  4. Step 4: Simplify right side
    366.14x = 125,234.59
  5. Step 5: Solve for x
    x = 125,234.59/366.14
  6. Step 6: Final answer
    x = 342.04

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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.