Home / 768,577.97-1,052,946.90-739,836.54

Finding the Fourth Proportional to 768,577.97, 1,052,946.90 and 739,836.54

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Solution

The fourth proportional to 768,577.97, 1,052,946.90 and 739,836.54 is: 1,013,571.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,577.97 : 1,052,946.90 = 739,836.54 : x
  2. Step 2: Convert to fraction form
    768,577.97/1,052,946.90 = 739,836.54/x
  3. Step 3: Cross multiply
    768,577.97x = 1,052,946.90 × 739,836.54
  4. Step 4: Simplify right side
    768,577.97x = 779,008,591,299.73
  5. Step 5: Solve for x
    x = 779,008,591,299.73/768,577.97
  6. Step 6: Final answer
    x = 1,013,571.33

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.