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Finding the Fourth Proportional to 483.96, 726.06 and 195.48

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Solution

The fourth proportional to 483.96, 726.06 and 195.48 is: 293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.96 : 726.06 = 195.48 : x
  2. Step 2: Convert to fraction form
    483.96/726.06 = 195.48/x
  3. Step 3: Cross multiply
    483.96x = 726.06 × 195.48
  4. Step 4: Simplify right side
    483.96x = 141,930.21
  5. Step 5: Solve for x
    x = 141,930.21/483.96
  6. Step 6: Final answer
    x = 293.27

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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.