Home / 679,000.68-1,018,611.18-229,749.12

Finding the Fourth Proportional to 679,000.68, 1,018,611.18 and 229,749.12

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Solution

The fourth proportional to 679,000.68, 1,018,611.18 and 229,749.12 is: 344,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,000.68 : 1,018,611.18 = 229,749.12 : x
  2. Step 2: Convert to fraction form
    679,000.68/1,018,611.18 = 229,749.12/x
  3. Step 3: Cross multiply
    679,000.68x = 1,018,611.18 × 229,749.12
  4. Step 4: Simplify right side
    679,000.68x = 234,025,022,227.16
  5. Step 5: Solve for x
    x = 234,025,022,227.16/679,000.68
  6. Step 6: Final answer
    x = 344,660.95

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