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Finding the Fourth Proportional to 352.11, 485.62 and 241.41

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Solution

The fourth proportional to 352.11, 485.62 and 241.41 is: 332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.11 : 485.62 = 241.41 : x
  2. Step 2: Convert to fraction form
    352.11/485.62 = 241.41/x
  3. Step 3: Cross multiply
    352.11x = 485.62 × 241.41
  4. Step 4: Simplify right side
    352.11x = 117,233.52
  5. Step 5: Solve for x
    x = 117,233.52/352.11
  6. Step 6: Final answer
    x = 332.95

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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.