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Finding the Fourth Proportional to 673.26, 1,008.26 and 467.26

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Solution

The fourth proportional to 673.26, 1,008.26 and 467.26 is: 699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.26 : 1,008.26 = 467.26 : x
  2. Step 2: Convert to fraction form
    673.26/1,008.26 = 467.26/x
  3. Step 3: Cross multiply
    673.26x = 1,008.26 × 467.26
  4. Step 4: Simplify right side
    673.26x = 471,119.57
  5. Step 5: Solve for x
    x = 471,119.57/673.26
  6. Step 6: Final answer
    x = 699.76

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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.