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Finding the Fourth Proportional to 600.38, 828.54 and 338.38

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Solution

The fourth proportional to 600.38, 828.54 and 338.38 is: 466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.38 : 828.54 = 338.38 : x
  2. Step 2: Convert to fraction form
    600.38/828.54 = 338.38/x
  3. Step 3: Cross multiply
    600.38x = 828.54 × 338.38
  4. Step 4: Simplify right side
    600.38x = 280,361.37
  5. Step 5: Solve for x
    x = 280,361.37/600.38
  6. Step 6: Final answer
    x = 466.97

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1.5x scale

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.