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Finding the Fourth Proportional to 600.18, 828.24 and 338.22

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Solution

The fourth proportional to 600.18, 828.24 and 338.22 is: 466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.18 : 828.24 = 338.22 : x
  2. Step 2: Convert to fraction form
    600.18/828.24 = 338.22/x
  3. Step 3: Cross multiply
    600.18x = 828.24 × 338.22
  4. Step 4: Simplify right side
    600.18x = 280,127.33
  5. Step 5: Solve for x
    x = 280,127.33/600.18
  6. Step 6: Final answer
    x = 466.74

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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.