Home / 674,692.20-1,012,151.70-201,425.40

Finding the Fourth Proportional to 674,692.20, 1,012,151.70 and 201,425.40

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Solution

The fourth proportional to 674,692.20, 1,012,151.70 and 201,425.40 is: 302,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,692.20 : 1,012,151.70 = 201,425.40 : x
  2. Step 2: Convert to fraction form
    674,692.20/1,012,151.70 = 201,425.40/x
  3. Step 3: Cross multiply
    674,692.20x = 1,012,151.70 × 201,425.40
  4. Step 4: Simplify right side
    674,692.20x = 203,873,061,033.18
  5. Step 5: Solve for x
    x = 203,873,061,033.18/674,692.20
  6. Step 6: Final answer
    x = 302,171.95

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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.