Home / 826,093.62-1,239,201.99-321,068.34

Finding the Fourth Proportional to 826,093.62, 1,239,201.99 and 321,068.34

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Solution

The fourth proportional to 826,093.62, 1,239,201.99 and 321,068.34 is: 481,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,093.62 : 1,239,201.99 = 321,068.34 : x
  2. Step 2: Convert to fraction form
    826,093.62/1,239,201.99 = 321,068.34/x
  3. Step 3: Cross multiply
    826,093.62x = 1,239,201.99 × 321,068.34
  4. Step 4: Simplify right side
    826,093.62x = 397,868,525,854.00
  5. Step 5: Solve for x
    x = 397,868,525,854.00/826,093.62
  6. Step 6: Final answer
    x = 481,626.44

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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.