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Finding the Fourth Proportional to 350.52, 483.70 and 195.28

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Solution

The fourth proportional to 350.52, 483.70 and 195.28 is: 269.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.52 : 483.70 = 195.28 : x
  2. Step 2: Convert to fraction form
    350.52/483.70 = 195.28/x
  3. Step 3: Cross multiply
    350.52x = 483.70 × 195.28
  4. Step 4: Simplify right side
    350.52x = 94,456.94
  5. Step 5: Solve for x
    x = 94,456.94/350.52
  6. Step 6: Final answer
    x = 269.48

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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.