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Finding the Fourth Proportional to 444.45, 613.26 and 333.69

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Solution

The fourth proportional to 444.45, 613.26 and 333.69 is: 460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.45 : 613.26 = 333.69 : x
  2. Step 2: Convert to fraction form
    444.45/613.26 = 333.69/x
  3. Step 3: Cross multiply
    444.45x = 613.26 × 333.69
  4. Step 4: Simplify right side
    444.45x = 204,638.73
  5. Step 5: Solve for x
    x = 204,638.73/444.45
  6. Step 6: Final answer
    x = 460.43

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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.