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Finding the Fourth Proportional to 516.01, 774.02 and 150.84

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Solution

The fourth proportional to 516.01, 774.02 and 150.84 is: 226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.01 : 774.02 = 150.84 : x
  2. Step 2: Convert to fraction form
    516.01/774.02 = 150.84/x
  3. Step 3: Cross multiply
    516.01x = 774.02 × 150.84
  4. Step 4: Simplify right side
    516.01x = 116,753.18
  5. Step 5: Solve for x
    x = 116,753.18/516.01
  6. Step 6: Final answer
    x = 226.26

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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.