Home / 715,077.04-986,812.19-392,794.33

Finding the Fourth Proportional to 715,077.04, 986,812.19 and 392,794.33

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Solution

The fourth proportional to 715,077.04, 986,812.19 and 392,794.33 is: 542,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,077.04 : 986,812.19 = 392,794.33 : x
  2. Step 2: Convert to fraction form
    715,077.04/986,812.19 = 392,794.33/x
  3. Step 3: Cross multiply
    715,077.04x = 986,812.19 × 392,794.33
  4. Step 4: Simplify right side
    715,077.04x = 387,614,233,006.88
  5. Step 5: Solve for x
    x = 387,614,233,006.88/715,077.04
  6. Step 6: Final answer
    x = 542,059.40

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