Home / 787,208.20-1,179,062.70-682,232.20

Finding the Fourth Proportional to 787,208.20, 1,179,062.70 and 682,232.20

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Solution

The fourth proportional to 787,208.20, 1,179,062.70 and 682,232.20 is: 1,021,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,208.20 : 1,179,062.70 = 682,232.20 : x
  2. Step 2: Convert to fraction form
    787,208.20/1,179,062.70 = 682,232.20/x
  3. Step 3: Cross multiply
    787,208.20x = 1,179,062.70 × 682,232.20
  4. Step 4: Simplify right side
    787,208.20x = 804,394,539,758.94
  5. Step 5: Solve for x
    x = 804,394,539,758.94/787,208.20
  6. Step 6: Final answer
    x = 1,021,832.01

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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.