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Finding the Fourth Proportional to 446.73, 616.48 and 250.23

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Solution

The fourth proportional to 446.73, 616.48 and 250.23 is: 345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.73 : 616.48 = 250.23 : x
  2. Step 2: Convert to fraction form
    446.73/616.48 = 250.23/x
  3. Step 3: Cross multiply
    446.73x = 616.48 × 250.23
  4. Step 4: Simplify right side
    446.73x = 154,258.08
  5. Step 5: Solve for x
    x = 154,258.08/446.73
  6. Step 6: Final answer
    x = 345.31

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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.