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Finding the Fourth Proportional to 799.49, 1,197.41 and 506.97

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Solution

The fourth proportional to 799.49, 1,197.41 and 506.97 is: 759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    799.49 : 1,197.41 = 506.97 : x
  2. Step 2: Convert to fraction form
    799.49/1,197.41 = 506.97/x
  3. Step 3: Cross multiply
    799.49x = 1,197.41 × 506.97
  4. Step 4: Simplify right side
    799.49x = 607,048.41
  5. Step 5: Solve for x
    x = 607,048.41/799.49
  6. Step 6: Final answer
    x = 759.30

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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.