Home / 822,110.70-1,231,172.85-568,680.06

Finding the Fourth Proportional to 822,110.70, 1,231,172.85 and 568,680.06

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Solution

The fourth proportional to 822,110.70, 1,231,172.85 and 568,680.06 is: 851,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,110.70 : 1,231,172.85 = 568,680.06 : x
  2. Step 2: Convert to fraction form
    822,110.70/1,231,172.85 = 568,680.06/x
  3. Step 3: Cross multiply
    822,110.70x = 1,231,172.85 × 568,680.06
  4. Step 4: Simplify right side
    822,110.70x = 700,143,450,208.37
  5. Step 5: Solve for x
    x = 700,143,450,208.37/822,110.70
  6. Step 6: Final answer
    x = 851,641.33

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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.