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Finding the Fourth Proportional to 307.14, 460.37 and 133.83

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Solution

The fourth proportional to 307.14, 460.37 and 133.83 is: 200.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.14 : 460.37 = 133.83 : x
  2. Step 2: Convert to fraction form
    307.14/460.37 = 133.83/x
  3. Step 3: Cross multiply
    307.14x = 460.37 × 133.83
  4. Step 4: Simplify right side
    307.14x = 61,610.65
  5. Step 5: Solve for x
    x = 61,610.65/307.14
  6. Step 6: Final answer
    x = 200.59

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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.