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Finding the Fourth Proportional to 600.44, 828.70 and 338.54

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Solution

The fourth proportional to 600.44, 828.70 and 338.54 is: 467.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.44 : 828.70 = 338.54 : x
  2. Step 2: Convert to fraction form
    600.44/828.70 = 338.54/x
  3. Step 3: Cross multiply
    600.44x = 828.70 × 338.54
  4. Step 4: Simplify right side
    600.44x = 280,543.11
  5. Step 5: Solve for x
    x = 280,543.11/600.44
  6. Step 6: Final answer
    x = 467.23

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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.