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Finding the Fourth Proportional to 600.29, 828.40 and 351.75

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Solution

The fourth proportional to 600.29, 828.40 and 351.75 is: 485.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.29 : 828.40 = 351.75 : x
  2. Step 2: Convert to fraction form
    600.29/828.40 = 351.75/x
  3. Step 3: Cross multiply
    600.29x = 828.40 × 351.75
  4. Step 4: Simplify right side
    600.29x = 291,389.70
  5. Step 5: Solve for x
    x = 291,389.70/600.29
  6. Step 6: Final answer
    x = 485.41

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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.