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Finding the Fourth Proportional to 244.98, 367.68 and 199.20

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Solution

The fourth proportional to 244.98, 367.68 and 199.20 is: 298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.98 : 367.68 = 199.20 : x
  2. Step 2: Convert to fraction form
    244.98/367.68 = 199.20/x
  3. Step 3: Cross multiply
    244.98x = 367.68 × 199.20
  4. Step 4: Simplify right side
    244.98x = 73,241.86
  5. Step 5: Solve for x
    x = 73,241.86/244.98
  6. Step 6: Final answer
    x = 298.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.