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Finding the Fourth Proportional to 441.93, 662.86 and 168.01

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Solution

The fourth proportional to 441.93, 662.86 and 168.01 is: 252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.93 : 662.86 = 168.01 : x
  2. Step 2: Convert to fraction form
    441.93/662.86 = 168.01/x
  3. Step 3: Cross multiply
    441.93x = 662.86 × 168.01
  4. Step 4: Simplify right side
    441.93x = 111,367.11
  5. Step 5: Solve for x
    x = 111,367.11/441.93
  6. Step 6: Final answer
    x = 252.00

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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.