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Finding the Fourth Proportional to 348.76, 480.06 and 250.36

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Solution

The fourth proportional to 348.76, 480.06 and 250.36 is: 344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.76 : 480.06 = 250.36 : x
  2. Step 2: Convert to fraction form
    348.76/480.06 = 250.36/x
  3. Step 3: Cross multiply
    348.76x = 480.06 × 250.36
  4. Step 4: Simplify right side
    348.76x = 120,187.82
  5. Step 5: Solve for x
    x = 120,187.82/348.76
  6. Step 6: Final answer
    x = 344.61

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Find fourth proportional to 174.38, 240.03 and 125.18
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.