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Finding the Fourth Proportional to 496.36, 743.82 and 359.70

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Solution

The fourth proportional to 496.36, 743.82 and 359.70 is: 539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.36 : 743.82 = 359.70 : x
  2. Step 2: Convert to fraction form
    496.36/743.82 = 359.70/x
  3. Step 3: Cross multiply
    496.36x = 743.82 × 359.70
  4. Step 4: Simplify right side
    496.36x = 267,552.05
  5. Step 5: Solve for x
    x = 267,552.05/496.36
  6. Step 6: Final answer
    x = 539.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.