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Finding the Fourth Proportional to 351.73, 485.11 and 241.03

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Solution

The fourth proportional to 351.73, 485.11 and 241.03 is: 332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.73 : 485.11 = 241.03 : x
  2. Step 2: Convert to fraction form
    351.73/485.11 = 241.03/x
  3. Step 3: Cross multiply
    351.73x = 485.11 × 241.03
  4. Step 4: Simplify right side
    351.73x = 116,926.06
  5. Step 5: Solve for x
    x = 116,926.06/351.73
  6. Step 6: Final answer
    x = 332.43

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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.