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Finding the Fourth Proportional to 250.14, 342.81 and 246.92

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Solution

The fourth proportional to 250.14, 342.81 and 246.92 is: 338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.14 : 342.81 = 246.92 : x
  2. Step 2: Convert to fraction form
    250.14/342.81 = 246.92/x
  3. Step 3: Cross multiply
    250.14x = 342.81 × 246.92
  4. Step 4: Simplify right side
    250.14x = 84,646.65
  5. Step 5: Solve for x
    x = 84,646.65/250.14
  6. Step 6: Final answer
    x = 338.40

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.