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Finding the Fourth Proportional to 598.04, 826.44 and 450.42

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Solution

The fourth proportional to 598.04, 826.44 and 450.42 is: 622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.04 : 826.44 = 450.42 : x
  2. Step 2: Convert to fraction form
    598.04/826.44 = 450.42/x
  3. Step 3: Cross multiply
    598.04x = 826.44 × 450.42
  4. Step 4: Simplify right side
    598.04x = 372,238.72
  5. Step 5: Solve for x
    x = 372,238.72/598.04
  6. Step 6: Final answer
    x = 622.43

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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.