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Finding the Fourth Proportional to 381,696.30, 572,544.45 and 349,219.35

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Solution

The fourth proportional to 381,696.30, 572,544.45 and 349,219.35 is: 523,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,696.30 : 572,544.45 = 349,219.35 : x
  2. Step 2: Convert to fraction form
    381,696.30/572,544.45 = 349,219.35/x
  3. Step 3: Cross multiply
    381,696.30x = 572,544.45 × 349,219.35
  4. Step 4: Simplify right side
    381,696.30x = 199,943,600,675.11
  5. Step 5: Solve for x
    x = 199,943,600,675.11/381,696.30
  6. Step 6: Final answer
    x = 523,829.03

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