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Finding the Fourth Proportional to 349,744.80, 524,617.20 and 322,188.60

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Solution

The fourth proportional to 349,744.80, 524,617.20 and 322,188.60 is: 483,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,744.80 : 524,617.20 = 322,188.60 : x
  2. Step 2: Convert to fraction form
    349,744.80/524,617.20 = 322,188.60/x
  3. Step 3: Cross multiply
    349,744.80x = 524,617.20 × 322,188.60
  4. Step 4: Simplify right side
    349,744.80x = 169,025,681,203.92
  5. Step 5: Solve for x
    x = 169,025,681,203.92/349,744.80
  6. Step 6: Final answer
    x = 483,282.90

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