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Finding the Fourth Proportional to 382.93, 574.24 and 246.85

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Solution

The fourth proportional to 382.93, 574.24 and 246.85 is: 370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.93 : 574.24 = 246.85 : x
  2. Step 2: Convert to fraction form
    382.93/574.24 = 246.85/x
  3. Step 3: Cross multiply
    382.93x = 574.24 × 246.85
  4. Step 4: Simplify right side
    382.93x = 141,749.55
  5. Step 5: Solve for x
    x = 141,749.55/382.93
  6. Step 6: Final answer
    x = 370.17

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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.