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Finding the Fourth Proportional to 329.01, 454.01 and 197.97

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Solution

The fourth proportional to 329.01, 454.01 and 197.97 is: 273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.01 : 454.01 = 197.97 : x
  2. Step 2: Convert to fraction form
    329.01/454.01 = 197.97/x
  3. Step 3: Cross multiply
    329.01x = 454.01 × 197.97
  4. Step 4: Simplify right side
    329.01x = 89,879.37
  5. Step 5: Solve for x
    x = 89,879.37/329.01
  6. Step 6: Final answer
    x = 273.18

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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.