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Finding the Fourth Proportional to 483.44, 667.26 and 297.03

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Solution

The fourth proportional to 483.44, 667.26 and 297.03 is: 409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.44 : 667.26 = 297.03 : x
  2. Step 2: Convert to fraction form
    483.44/667.26 = 297.03/x
  3. Step 3: Cross multiply
    483.44x = 667.26 × 297.03
  4. Step 4: Simplify right side
    483.44x = 198,194.75
  5. Step 5: Solve for x
    x = 198,194.75/483.44
  6. Step 6: Final answer
    x = 409.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.