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Finding the Fourth Proportional to 496.14, 743.14 and 235.74

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Solution

The fourth proportional to 496.14, 743.14 and 235.74 is: 353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.14 : 743.14 = 235.74 : x
  2. Step 2: Convert to fraction form
    496.14/743.14 = 235.74/x
  3. Step 3: Cross multiply
    496.14x = 743.14 × 235.74
  4. Step 4: Simplify right side
    496.14x = 175,187.82
  5. Step 5: Solve for x
    x = 175,187.82/496.14
  6. Step 6: Final answer
    x = 353.10

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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.