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Finding the Fourth Proportional to 369,736.32, 554,604.47 and 120,418.32

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Solution

The fourth proportional to 369,736.32, 554,604.47 and 120,418.32 is: 180,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,736.32 : 554,604.47 = 120,418.32 : x
  2. Step 2: Convert to fraction form
    369,736.32/554,604.47 = 120,418.32/x
  3. Step 3: Cross multiply
    369,736.32x = 554,604.47 × 120,418.32
  4. Step 4: Simplify right side
    369,736.32x = 66,784,536,069.91
  5. Step 5: Solve for x
    x = 66,784,536,069.91/369,736.32
  6. Step 6: Final answer
    x = 180,627.47

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