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Finding the Fourth Proportional to 350,961.82, 484,331.96 and 197,999.49

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Solution

The fourth proportional to 350,961.82, 484,331.96 and 197,999.49 is: 273,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,961.82 : 484,331.96 = 197,999.49 : x
  2. Step 2: Convert to fraction form
    350,961.82/484,331.96 = 197,999.49/x
  3. Step 3: Cross multiply
    350,961.82x = 484,331.96 × 197,999.49
  4. Step 4: Simplify right side
    350,961.82x = 95,897,481,565.70
  5. Step 5: Solve for x
    x = 95,897,481,565.70/350,961.82
  6. Step 6: Final answer
    x = 273,241.92

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1.5x scale

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.