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Finding the Fourth Proportional to 351.93, 485.82 and 241.97

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Solution

The fourth proportional to 351.93, 485.82 and 241.97 is: 334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.93 : 485.82 = 241.97 : x
  2. Step 2: Convert to fraction form
    351.93/485.82 = 241.97/x
  3. Step 3: Cross multiply
    351.93x = 485.82 × 241.97
  4. Step 4: Simplify right side
    351.93x = 117,552.66
  5. Step 5: Solve for x
    x = 117,552.66/351.93
  6. Step 6: Final answer
    x = 334.02

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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.