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Finding the Fourth Proportional to 601.36, 902.07 and 168.55

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Solution

The fourth proportional to 601.36, 902.07 and 168.55 is: 252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.36 : 902.07 = 168.55 : x
  2. Step 2: Convert to fraction form
    601.36/902.07 = 168.55/x
  3. Step 3: Cross multiply
    601.36x = 902.07 × 168.55
  4. Step 4: Simplify right side
    601.36x = 152,043.97
  5. Step 5: Solve for x
    x = 152,043.97/601.36
  6. Step 6: Final answer
    x = 252.83

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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.