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Finding the Fourth Proportional to 601.69, 902.54 and 168.85

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Solution

The fourth proportional to 601.69, 902.54 and 168.85 is: 253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.69 : 902.54 = 168.85 : x
  2. Step 2: Convert to fraction form
    601.69/902.54 = 168.85/x
  3. Step 3: Cross multiply
    601.69x = 902.54 × 168.85
  4. Step 4: Simplify right side
    601.69x = 152,388.52
  5. Step 5: Solve for x
    x = 152,388.52/601.69
  6. Step 6: Final answer
    x = 253.27

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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.