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Finding the Fourth Proportional to 601.73, 902.55 and 168.92

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Solution

The fourth proportional to 601.73, 902.55 and 168.92 is: 253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.73 : 902.55 = 168.92 : x
  2. Step 2: Convert to fraction form
    601.73/902.55 = 168.92/x
  3. Step 3: Cross multiply
    601.73x = 902.55 × 168.92
  4. Step 4: Simplify right side
    601.73x = 152,458.75
  5. Step 5: Solve for x
    x = 152,458.75/601.73
  6. Step 6: Final answer
    x = 253.37

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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.