Home / 767,198.49-1,150,797.78-766,091.32

Finding the Fourth Proportional to 767,198.49, 1,150,797.78 and 766,091.32

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Solution

The fourth proportional to 767,198.49, 1,150,797.78 and 766,091.32 is: 1,149,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,198.49 : 1,150,797.78 = 766,091.32 : x
  2. Step 2: Convert to fraction form
    767,198.49/1,150,797.78 = 766,091.32/x
  3. Step 3: Cross multiply
    767,198.49x = 1,150,797.78 × 766,091.32
  4. Step 4: Simplify right side
    767,198.49x = 881,616,187,456.28
  5. Step 5: Solve for x
    x = 881,616,187,456.28/767,198.49
  6. Step 6: Final answer
    x = 1,149,137.03

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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.