Home / 764,894.80-1,147,342.20-682,226.20

Finding the Fourth Proportional to 764,894.80, 1,147,342.20 and 682,226.20

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Solution

The fourth proportional to 764,894.80, 1,147,342.20 and 682,226.20 is: 1,023,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,894.80 : 1,147,342.20 = 682,226.20 : x
  2. Step 2: Convert to fraction form
    764,894.80/1,147,342.20 = 682,226.20/x
  3. Step 3: Cross multiply
    764,894.80x = 1,147,342.20 × 682,226.20
  4. Step 4: Simplify right side
    764,894.80x = 782,746,909,205.64
  5. Step 5: Solve for x
    x = 782,746,909,205.64/764,894.80
  6. Step 6: Final answer
    x = 1,023,339.30

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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.