Home / 764,299.24-1,146,636.75-380,229.44

Finding the Fourth Proportional to 764,299.24, 1,146,636.75 and 380,229.44

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Solution

The fourth proportional to 764,299.24, 1,146,636.75 and 380,229.44 is: 570,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,299.24 : 1,146,636.75 = 380,229.44 : x
  2. Step 2: Convert to fraction form
    764,299.24/1,146,636.75 = 380,229.44/x
  3. Step 3: Cross multiply
    764,299.24x = 1,146,636.75 × 380,229.44
  4. Step 4: Simplify right side
    764,299.24x = 435,985,049,335.92
  5. Step 5: Solve for x
    x = 435,985,049,335.92/764,299.24
  6. Step 6: Final answer
    x = 570,437.63

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