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Finding the Fourth Proportional to 441.37, 662.06 and 116.73

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Solution

The fourth proportional to 441.37, 662.06 and 116.73 is: 175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.37 : 662.06 = 116.73 : x
  2. Step 2: Convert to fraction form
    441.37/662.06 = 116.73/x
  3. Step 3: Cross multiply
    441.37x = 662.06 × 116.73
  4. Step 4: Simplify right side
    441.37x = 77,281.68
  5. Step 5: Solve for x
    x = 77,281.68/441.37
  6. Step 6: Final answer
    x = 175.10

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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.