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Finding the Fourth Proportional to 446.53, 616.17 and 250

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Solution

The fourth proportional to 446.53, 616.17 and 250 is: 344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.53 : 616.17 = 250 : x
  2. Step 2: Convert to fraction form
    446.53/616.17 = 250/x
  3. Step 3: Cross multiply
    446.53x = 616.17 × 250
  4. Step 4: Simplify right side
    446.53x = 154,042.50
  5. Step 5: Solve for x
    x = 154,042.50/446.53
  6. Step 6: Final answer
    x = 344.98

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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.