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Finding the Fourth Proportional to 377.24, 565.38 and 160.56

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Solution

The fourth proportional to 377.24, 565.38 and 160.56 is: 240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.24 : 565.38 = 160.56 : x
  2. Step 2: Convert to fraction form
    377.24/565.38 = 160.56/x
  3. Step 3: Cross multiply
    377.24x = 565.38 × 160.56
  4. Step 4: Simplify right side
    377.24x = 90,777.41
  5. Step 5: Solve for x
    x = 90,777.41/377.24
  6. Step 6: Final answer
    x = 240.64

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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.