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Finding the Fourth Proportional to 516.06, 774.14 and 150.84

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Solution

The fourth proportional to 516.06, 774.14 and 150.84 is: 226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.06 : 774.14 = 150.84 : x
  2. Step 2: Convert to fraction form
    516.06/774.14 = 150.84/x
  3. Step 3: Cross multiply
    516.06x = 774.14 × 150.84
  4. Step 4: Simplify right side
    516.06x = 116,770.52
  5. Step 5: Solve for x
    x = 116,770.52/516.06
  6. Step 6: Final answer
    x = 226.27

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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.