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Finding the Fourth Proportional to 674.73, 1,012.37 and 241.92

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Solution

The fourth proportional to 674.73, 1,012.37 and 241.92 is: 362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    674.73 : 1,012.37 = 241.92 : x
  2. Step 2: Convert to fraction form
    674.73/1,012.37 = 241.92/x
  3. Step 3: Cross multiply
    674.73x = 1,012.37 × 241.92
  4. Step 4: Simplify right side
    674.73x = 244,911.34
  5. Step 5: Solve for x
    x = 244,911.34/674.73
  6. Step 6: Final answer
    x = 362.98

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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.