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Finding the Fourth Proportional to 349,520.80, 523,244.40 and 231,325.60

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Solution

The fourth proportional to 349,520.80, 523,244.40 and 231,325.60 is: 346,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,520.80 : 523,244.40 = 231,325.60 : x
  2. Step 2: Convert to fraction form
    349,520.80/523,244.40 = 231,325.60/x
  3. Step 3: Cross multiply
    349,520.80x = 523,244.40 × 231,325.60
  4. Step 4: Simplify right side
    349,520.80x = 121,039,824,776.64
  5. Step 5: Solve for x
    x = 121,039,824,776.64/349,520.80
  6. Step 6: Final answer
    x = 346,302.21

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