Home / 548,198.46-822,437.83-211,148.65

Finding the Fourth Proportional to 548,198.46, 822,437.83 and 211,148.65

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Solution

The fourth proportional to 548,198.46, 822,437.83 and 211,148.65 is: 316,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,198.46 : 822,437.83 = 211,148.65 : x
  2. Step 2: Convert to fraction form
    548,198.46/822,437.83 = 211,148.65/x
  3. Step 3: Cross multiply
    548,198.46x = 822,437.83 × 211,148.65
  4. Step 4: Simplify right side
    548,198.46x = 173,656,633,401.24
  5. Step 5: Solve for x
    x = 173,656,633,401.24/548,198.46
  6. Step 6: Final answer
    x = 316,776.95

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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.