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Finding the Fourth Proportional to 600.13, 828.05 and 338.10

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Solution

The fourth proportional to 600.13, 828.05 and 338.10 is: 466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.13 : 828.05 = 338.10 : x
  2. Step 2: Convert to fraction form
    600.13/828.05 = 338.10/x
  3. Step 3: Cross multiply
    600.13x = 828.05 × 338.10
  4. Step 4: Simplify right side
    600.13x = 279,963.71
  5. Step 5: Solve for x
    x = 279,963.71/600.13
  6. Step 6: Final answer
    x = 466.51

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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.