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Finding the Fourth Proportional to 446.73, 616.44 and 250.26

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Solution

The fourth proportional to 446.73, 616.44 and 250.26 is: 345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.73 : 616.44 = 250.26 : x
  2. Step 2: Convert to fraction form
    446.73/616.44 = 250.26/x
  3. Step 3: Cross multiply
    446.73x = 616.44 × 250.26
  4. Step 4: Simplify right side
    446.73x = 154,270.27
  5. Step 5: Solve for x
    x = 154,270.27/446.73
  6. Step 6: Final answer
    x = 345.33

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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.