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Finding the Fourth Proportional to 282.66, 424.02 and 250.46

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Solution

The fourth proportional to 282.66, 424.02 and 250.46 is: 375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.66 : 424.02 = 250.46 : x
  2. Step 2: Convert to fraction form
    282.66/424.02 = 250.46/x
  3. Step 3: Cross multiply
    282.66x = 424.02 × 250.46
  4. Step 4: Simplify right side
    282.66x = 106,200.05
  5. Step 5: Solve for x
    x = 106,200.05/282.66
  6. Step 6: Final answer
    x = 375.72

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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.