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Finding the Fourth Proportional to 241.47, 363.12 and 205.02

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Solution

The fourth proportional to 241.47, 363.12 and 205.02 is: 308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.47 : 363.12 = 205.02 : x
  2. Step 2: Convert to fraction form
    241.47/363.12 = 205.02/x
  3. Step 3: Cross multiply
    241.47x = 363.12 × 205.02
  4. Step 4: Simplify right side
    241.47x = 74,446.86
  5. Step 5: Solve for x
    x = 74,446.86/241.47
  6. Step 6: Final answer
    x = 308.31

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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.