Home / 802,255.88-1,107,113.12-479,979.56

Finding the Fourth Proportional to 802,255.88, 1,107,113.12 and 479,979.56

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Solution

The fourth proportional to 802,255.88, 1,107,113.12 and 479,979.56 is: 662,371.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,255.88 : 1,107,113.12 = 479,979.56 : x
  2. Step 2: Convert to fraction form
    802,255.88/1,107,113.12 = 479,979.56/x
  3. Step 3: Cross multiply
    802,255.88x = 1,107,113.12 × 479,979.56
  4. Step 4: Simplify right side
    802,255.88x = 531,391,660,272.36
  5. Step 5: Solve for x
    x = 531,391,660,272.36/802,255.88
  6. Step 6: Final answer
    x = 662,371.79

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