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Finding the Fourth Proportional to 241.25, 363.32 and 202.97

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Solution

The fourth proportional to 241.25, 363.32 and 202.97 is: 305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.25 : 363.32 = 202.97 : x
  2. Step 2: Convert to fraction form
    241.25/363.32 = 202.97/x
  3. Step 3: Cross multiply
    241.25x = 363.32 × 202.97
  4. Step 4: Simplify right side
    241.25x = 73,742.95
  5. Step 5: Solve for x
    x = 73,742.95/241.25
  6. Step 6: Final answer
    x = 305.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.