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Finding the Fourth Proportional to 244.18, 363.55 and 242.96

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Solution

The fourth proportional to 244.18, 363.55 and 242.96 is: 361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.18 : 363.55 = 242.96 : x
  2. Step 2: Convert to fraction form
    244.18/363.55 = 242.96/x
  3. Step 3: Cross multiply
    244.18x = 363.55 × 242.96
  4. Step 4: Simplify right side
    244.18x = 88,328.11
  5. Step 5: Solve for x
    x = 88,328.11/244.18
  6. Step 6: Final answer
    x = 361.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.