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Finding the Fourth Proportional to 244.30, 337.28 and 194.98

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Solution

The fourth proportional to 244.30, 337.28 and 194.98 is: 269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.30 : 337.28 = 194.98 : x
  2. Step 2: Convert to fraction form
    244.30/337.28 = 194.98/x
  3. Step 3: Cross multiply
    244.30x = 337.28 × 194.98
  4. Step 4: Simplify right side
    244.30x = 65,762.85
  5. Step 5: Solve for x
    x = 65,762.85/244.30
  6. Step 6: Final answer
    x = 269.19

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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.