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Finding the Fourth Proportional to 457,032.40, 685,688.64 and 204,525.44

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Solution

The fourth proportional to 457,032.40, 685,688.64 and 204,525.44 is: 306,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,032.40 : 685,688.64 = 204,525.44 : x
  2. Step 2: Convert to fraction form
    457,032.40/685,688.64 = 204,525.44/x
  3. Step 3: Cross multiply
    457,032.40x = 685,688.64 × 204,525.44
  4. Step 4: Simplify right side
    457,032.40x = 140,240,770,799.00
  5. Step 5: Solve for x
    x = 140,240,770,799.00/457,032.40
  6. Step 6: Final answer
    x = 306,850.83

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