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Finding the Fourth Proportional to 224.65, 336.79 and 151.44

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Solution

The fourth proportional to 224.65, 336.79 and 151.44 is: 227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.65 : 336.79 = 151.44 : x
  2. Step 2: Convert to fraction form
    224.65/336.79 = 151.44/x
  3. Step 3: Cross multiply
    224.65x = 336.79 × 151.44
  4. Step 4: Simplify right side
    224.65x = 51,003.48
  5. Step 5: Solve for x
    x = 51,003.48/224.65
  6. Step 6: Final answer
    x = 227.04

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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.