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Finding the Fourth Proportional to 345,550.55, 518,396.29 and 195,857.69

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Solution

The fourth proportional to 345,550.55, 518,396.29 and 195,857.69 is: 293,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,550.55 : 518,396.29 = 195,857.69 : x
  2. Step 2: Convert to fraction form
    345,550.55/518,396.29 = 195,857.69/x
  3. Step 3: Cross multiply
    345,550.55x = 518,396.29 × 195,857.69
  4. Step 4: Simplify right side
    345,550.55x = 101,531,896,782.34
  5. Step 5: Solve for x
    x = 101,531,896,782.34/345,550.55
  6. Step 6: Final answer
    x = 293,826.47

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