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Finding the Fourth Proportional to 601.97, 902.73 and 327.68

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Solution

The fourth proportional to 601.97, 902.73 and 327.68 is: 491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.97 : 902.73 = 327.68 : x
  2. Step 2: Convert to fraction form
    601.97/902.73 = 327.68/x
  3. Step 3: Cross multiply
    601.97x = 902.73 × 327.68
  4. Step 4: Simplify right side
    601.97x = 295,806.57
  5. Step 5: Solve for x
    x = 295,806.57/601.97
  6. Step 6: Final answer
    x = 491.40

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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.