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Finding the Fourth Proportional to 600.23, 828.40 and 338.30

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Solution

The fourth proportional to 600.23, 828.40 and 338.30 is: 466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.23 : 828.40 = 338.30 : x
  2. Step 2: Convert to fraction form
    600.23/828.40 = 338.30/x
  3. Step 3: Cross multiply
    600.23x = 828.40 × 338.30
  4. Step 4: Simplify right side
    600.23x = 280,248.95
  5. Step 5: Solve for x
    x = 280,248.95/600.23
  6. Step 6: Final answer
    x = 466.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.