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Finding the Fourth Proportional to 250.84, 346.49 and 227.55

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Solution

The fourth proportional to 250.84, 346.49 and 227.55 is: 314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.84 : 346.49 = 227.55 : x
  2. Step 2: Convert to fraction form
    250.84/346.49 = 227.55/x
  3. Step 3: Cross multiply
    250.84x = 346.49 × 227.55
  4. Step 4: Simplify right side
    250.84x = 78,843.80
  5. Step 5: Solve for x
    x = 78,843.80/250.84
  6. Step 6: Final answer
    x = 314.32

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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.