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Finding the Fourth Proportional to 522,140.56, 720,568.64 and 295,786.08

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Solution

The fourth proportional to 522,140.56, 720,568.64 and 295,786.08 is: 408,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,140.56 : 720,568.64 = 295,786.08 : x
  2. Step 2: Convert to fraction form
    522,140.56/720,568.64 = 295,786.08/x
  3. Step 3: Cross multiply
    522,140.56x = 720,568.64 × 295,786.08
  4. Step 4: Simplify right side
    522,140.56x = 213,134,173,396.53
  5. Step 5: Solve for x
    x = 213,134,173,396.53/522,140.56
  6. Step 6: Final answer
    x = 408,193.10

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