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Finding the Fourth Proportional to 350,760.72, 484,060.68 and 199,848

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Solution

The fourth proportional to 350,760.72, 484,060.68 and 199,848 is: 275,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,760.72 : 484,060.68 = 199,848 : x
  2. Step 2: Convert to fraction form
    350,760.72/484,060.68 = 199,848/x
  3. Step 3: Cross multiply
    350,760.72x = 484,060.68 × 199,848
  4. Step 4: Simplify right side
    350,760.72x = 96,738,558,776.64
  5. Step 5: Solve for x
    x = 96,738,558,776.64/350,760.72
  6. Step 6: Final answer
    x = 275,796.44

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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.