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Finding the Fourth Proportional to 348.82, 482.26 and 333.52

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Solution

The fourth proportional to 348.82, 482.26 and 333.52 is: 461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.82 : 482.26 = 333.52 : x
  2. Step 2: Convert to fraction form
    348.82/482.26 = 333.52/x
  3. Step 3: Cross multiply
    348.82x = 482.26 × 333.52
  4. Step 4: Simplify right side
    348.82x = 160,843.36
  5. Step 5: Solve for x
    x = 160,843.36/348.82
  6. Step 6: Final answer
    x = 461.11

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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.