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Finding the Fourth Proportional to 367.96, 552.09 and 310.54

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Solution

The fourth proportional to 367.96, 552.09 and 310.54 is: 465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.96 : 552.09 = 310.54 : x
  2. Step 2: Convert to fraction form
    367.96/552.09 = 310.54/x
  3. Step 3: Cross multiply
    367.96x = 552.09 × 310.54
  4. Step 4: Simplify right side
    367.96x = 171,446.03
  5. Step 5: Solve for x
    x = 171,446.03/367.96
  6. Step 6: Final answer
    x = 465.94

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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.