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Finding the Fourth Proportional to 598, 825.52 and 450.68

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Solution

The fourth proportional to 598, 825.52 and 450.68 is: 622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    598 : 825.52 = 450.68 : x
  2. Step 2: Convert to fraction form
    598/825.52 = 450.68/x
  3. Step 3: Cross multiply
    598x = 825.52 × 450.68
  4. Step 4: Simplify right side
    598x = 372,045.35
  5. Step 5: Solve for x
    x = 372,045.35/598
  6. Step 6: Final answer
    x = 622.15

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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.