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Finding the Fourth Proportional to 598.91, 826.56 and 336.96

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Solution

The fourth proportional to 598.91, 826.56 and 336.96 is: 465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.91 : 826.56 = 336.96 : x
  2. Step 2: Convert to fraction form
    598.91/826.56 = 336.96/x
  3. Step 3: Cross multiply
    598.91x = 826.56 × 336.96
  4. Step 4: Simplify right side
    598.91x = 278,517.66
  5. Step 5: Solve for x
    x = 278,517.66/598.91
  6. Step 6: Final answer
    x = 465.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.