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Finding the Fourth Proportional to 376.92, 565.32 and 160.44

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Solution

The fourth proportional to 376.92, 565.32 and 160.44 is: 240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.92 : 565.32 = 160.44 : x
  2. Step 2: Convert to fraction form
    376.92/565.32 = 160.44/x
  3. Step 3: Cross multiply
    376.92x = 565.32 × 160.44
  4. Step 4: Simplify right side
    376.92x = 90,699.94
  5. Step 5: Solve for x
    x = 90,699.94/376.92
  6. Step 6: Final answer
    x = 240.63

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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.