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Finding the Fourth Proportional to 244.44, 337.64 and 197.88

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Solution

The fourth proportional to 244.44, 337.64 and 197.88 is: 273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.44 : 337.64 = 197.88 : x
  2. Step 2: Convert to fraction form
    244.44/337.64 = 197.88/x
  3. Step 3: Cross multiply
    244.44x = 337.64 × 197.88
  4. Step 4: Simplify right side
    244.44x = 66,812.20
  5. Step 5: Solve for x
    x = 66,812.20/244.44
  6. Step 6: Final answer
    x = 273.33

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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.