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Finding the Fourth Proportional to 683,563.07, 943,288.40 and 393,152.67

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Solution

The fourth proportional to 683,563.07, 943,288.40 and 393,152.67 is: 542,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,563.07 : 943,288.40 = 393,152.67 : x
  2. Step 2: Convert to fraction form
    683,563.07/943,288.40 = 393,152.67/x
  3. Step 3: Cross multiply
    683,563.07x = 943,288.40 × 393,152.67
  4. Step 4: Simplify right side
    683,563.07x = 370,856,354,022.91
  5. Step 5: Solve for x
    x = 370,856,354,022.91/683,563.07
  6. Step 6: Final answer
    x = 542,534.21

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