Home / 1,481,178.56-2,221,850.76-416,137.50

Finding the Fourth Proportional to 1,481,178.56, 2,221,850.76 and 416,137.50

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Solution

The fourth proportional to 1,481,178.56, 2,221,850.76 and 416,137.50 is: 624,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,178.56 : 2,221,850.76 = 416,137.50 : x
  2. Step 2: Convert to fraction form
    1,481,178.56/2,221,850.76 = 416,137.50/x
  3. Step 3: Cross multiply
    1,481,178.56x = 2,221,850.76 × 416,137.50
  4. Step 4: Simplify right side
    1,481,178.56x = 924,595,419,078.98
  5. Step 5: Solve for x
    x = 924,595,419,078.98/1,481,178.56
  6. Step 6: Final answer
    x = 624,229.55

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1.5x scale

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.