Home / 711,609.20-982,003.83-389,321.94

Finding the Fourth Proportional to 711,609.20, 982,003.83 and 389,321.94

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Solution

The fourth proportional to 711,609.20, 982,003.83 and 389,321.94 is: 537,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,609.20 : 982,003.83 = 389,321.94 : x
  2. Step 2: Convert to fraction form
    711,609.20/982,003.83 = 389,321.94/x
  3. Step 3: Cross multiply
    711,609.20x = 982,003.83 × 389,321.94
  4. Step 4: Simplify right side
    711,609.20x = 382,315,639,500.56
  5. Step 5: Solve for x
    x = 382,315,639,500.56/711,609.20
  6. Step 6: Final answer
    x = 537,255.06

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