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Finding the Fourth Proportional to 676.54, 1,015.18 and 244

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Solution

The fourth proportional to 676.54, 1,015.18 and 244 is: 366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.54 : 1,015.18 = 244 : x
  2. Step 2: Convert to fraction form
    676.54/1,015.18 = 244/x
  3. Step 3: Cross multiply
    676.54x = 1,015.18 × 244
  4. Step 4: Simplify right side
    676.54x = 247,703.92
  5. Step 5: Solve for x
    x = 247,703.92/676.54
  6. Step 6: Final answer
    x = 366.13

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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.