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Finding the Fourth Proportional to 598.18, 826.22 and 579.04

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Solution

The fourth proportional to 598.18, 826.22 and 579.04 is: 799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.18 : 826.22 = 579.04 : x
  2. Step 2: Convert to fraction form
    598.18/826.22 = 579.04/x
  3. Step 3: Cross multiply
    598.18x = 826.22 × 579.04
  4. Step 4: Simplify right side
    598.18x = 478,414.43
  5. Step 5: Solve for x
    x = 478,414.43/598.18
  6. Step 6: Final answer
    x = 799.78

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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.