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Finding the Fourth Proportional to 300,189.42, 449,692.41 and 244,092.87

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Solution

The fourth proportional to 300,189.42, 449,692.41 and 244,092.87 is: 365,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,189.42 : 449,692.41 = 244,092.87 : x
  2. Step 2: Convert to fraction form
    300,189.42/449,692.41 = 244,092.87/x
  3. Step 3: Cross multiply
    300,189.42x = 449,692.41 × 244,092.87
  4. Step 4: Simplify right side
    300,189.42x = 109,766,710,974.12
  5. Step 5: Solve for x
    x = 109,766,710,974.12/300,189.42
  6. Step 6: Final answer
    x = 365,658.16

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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.