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Finding the Fourth Proportional to 598.87, 826.42 and 333.31

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Solution

The fourth proportional to 598.87, 826.42 and 333.31 is: 459.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.87 : 826.42 = 333.31 : x
  2. Step 2: Convert to fraction form
    598.87/826.42 = 333.31/x
  3. Step 3: Cross multiply
    598.87x = 826.42 × 333.31
  4. Step 4: Simplify right side
    598.87x = 275,454.05
  5. Step 5: Solve for x
    x = 275,454.05/598.87
  6. Step 6: Final answer
    x = 459.96

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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.