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Finding the Fourth Proportional to 250.30, 377.63 and 249.62

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Solution

The fourth proportional to 250.30, 377.63 and 249.62 is: 376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.30 : 377.63 = 249.62 : x
  2. Step 2: Convert to fraction form
    250.30/377.63 = 249.62/x
  3. Step 3: Cross multiply
    250.30x = 377.63 × 249.62
  4. Step 4: Simplify right side
    250.30x = 94,264.63
  5. Step 5: Solve for x
    x = 94,264.63/250.30
  6. Step 6: Final answer
    x = 376.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.