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Finding the Fourth Proportional to 516.27, 773.32 and 377.36

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Solution

The fourth proportional to 516.27, 773.32 and 377.36 is: 565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.27 : 773.32 = 377.36 : x
  2. Step 2: Convert to fraction form
    516.27/773.32 = 377.36/x
  3. Step 3: Cross multiply
    516.27x = 773.32 × 377.36
  4. Step 4: Simplify right side
    516.27x = 291,820.04
  5. Step 5: Solve for x
    x = 291,820.04/516.27
  6. Step 6: Final answer
    x = 565.25

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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.