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Finding the Fourth Proportional to 303,692.55, 419,077.32 and 182,872.95

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Solution

The fourth proportional to 303,692.55, 419,077.32 and 182,872.95 is: 252,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,692.55 : 419,077.32 = 182,872.95 : x
  2. Step 2: Convert to fraction form
    303,692.55/419,077.32 = 182,872.95/x
  3. Step 3: Cross multiply
    303,692.55x = 419,077.32 × 182,872.95
  4. Step 4: Simplify right side
    303,692.55x = 76,637,905,786.49
  5. Step 5: Solve for x
    x = 76,637,905,786.49/303,692.55
  6. Step 6: Final answer
    x = 252,353.59

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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.