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Finding the Fourth Proportional to 361,692.68, 499,122.42 and 200,549.48

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Solution

The fourth proportional to 361,692.68, 499,122.42 and 200,549.48 is: 276,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,692.68 : 499,122.42 = 200,549.48 : x
  2. Step 2: Convert to fraction form
    361,692.68/499,122.42 = 200,549.48/x
  3. Step 3: Cross multiply
    361,692.68x = 499,122.42 × 200,549.48
  4. Step 4: Simplify right side
    361,692.68x = 100,098,741,787.34
  5. Step 5: Solve for x
    x = 100,098,741,787.34/361,692.68
  6. Step 6: Final answer
    x = 276,750.81

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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.