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Finding the Fourth Proportional to 441.04, 660.92 and 235.44

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Solution

The fourth proportional to 441.04, 660.92 and 235.44 is: 352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.04 : 660.92 = 235.44 : x
  2. Step 2: Convert to fraction form
    441.04/660.92 = 235.44/x
  3. Step 3: Cross multiply
    441.04x = 660.92 × 235.44
  4. Step 4: Simplify right side
    441.04x = 155,607.00
  5. Step 5: Solve for x
    x = 155,607.00/441.04
  6. Step 6: Final answer
    x = 352.82

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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.