Home / 802,692.60-1,203,190.44-296,928.78

Finding the Fourth Proportional to 802,692.60, 1,203,190.44 and 296,928.78

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Solution

The fourth proportional to 802,692.60, 1,203,190.44 and 296,928.78 is: 445,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,692.60 : 1,203,190.44 = 296,928.78 : x
  2. Step 2: Convert to fraction form
    802,692.60/1,203,190.44 = 296,928.78/x
  3. Step 3: Cross multiply
    802,692.60x = 1,203,190.44 × 296,928.78
  4. Step 4: Simplify right side
    802,692.60x = 357,261,869,456.86
  5. Step 5: Solve for x
    x = 357,261,869,456.86/802,692.60
  6. Step 6: Final answer
    x = 445,079.31

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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.