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Finding the Fourth Proportional to 350,759.72, 484,059.30 and 199,847

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Solution

The fourth proportional to 350,759.72, 484,059.30 and 199,847 is: 275,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,759.72 : 484,059.30 = 199,847 : x
  2. Step 2: Convert to fraction form
    350,759.72/484,059.30 = 199,847/x
  3. Step 3: Cross multiply
    350,759.72x = 484,059.30 × 199,847
  4. Step 4: Simplify right side
    350,759.72x = 96,737,798,927.10
  5. Step 5: Solve for x
    x = 96,737,798,927.10/350,759.72
  6. Step 6: Final answer
    x = 275,795.06

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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.