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Finding the Fourth Proportional to 600.59, 899.26 and 311.42

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Solution

The fourth proportional to 600.59, 899.26 and 311.42 is: 466.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.59 : 899.26 = 311.42 : x
  2. Step 2: Convert to fraction form
    600.59/899.26 = 311.42/x
  3. Step 3: Cross multiply
    600.59x = 899.26 × 311.42
  4. Step 4: Simplify right side
    600.59x = 280,048.33
  5. Step 5: Solve for x
    x = 280,048.33/600.59
  6. Step 6: Final answer
    x = 466.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.