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Finding the Fourth Proportional to 368,847.42, 509,004.42 and 207,704.40

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Solution

The fourth proportional to 368,847.42, 509,004.42 and 207,704.40 is: 286,629.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,847.42 : 509,004.42 = 207,704.40 : x
  2. Step 2: Convert to fraction form
    368,847.42/509,004.42 = 207,704.40/x
  3. Step 3: Cross multiply
    368,847.42x = 509,004.42 × 207,704.40
  4. Step 4: Simplify right side
    368,847.42x = 105,722,457,653.45
  5. Step 5: Solve for x
    x = 105,722,457,653.45/368,847.42
  6. Step 6: Final answer
    x = 286,629.25

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