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Finding the Fourth Proportional to 608.97, 913.77 and 335.19

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Solution

The fourth proportional to 608.97, 913.77 and 335.19 is: 502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.97 : 913.77 = 335.19 : x
  2. Step 2: Convert to fraction form
    608.97/913.77 = 335.19/x
  3. Step 3: Cross multiply
    608.97x = 913.77 × 335.19
  4. Step 4: Simplify right side
    608.97x = 306,286.57
  5. Step 5: Solve for x
    x = 306,286.57/608.97
  6. Step 6: Final answer
    x = 502.96

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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.