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Finding the Fourth Proportional to 246.11, 366.53 and 239.60

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Solution

The fourth proportional to 246.11, 366.53 and 239.60 is: 356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.11 : 366.53 = 239.60 : x
  2. Step 2: Convert to fraction form
    246.11/366.53 = 239.60/x
  3. Step 3: Cross multiply
    246.11x = 366.53 × 239.60
  4. Step 4: Simplify right side
    246.11x = 87,820.31
  5. Step 5: Solve for x
    x = 87,820.31/246.11
  6. Step 6: Final answer
    x = 356.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.