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Finding the Fourth Proportional to 300,004.70, 450,007.05 and 173,860.70

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Solution

The fourth proportional to 300,004.70, 450,007.05 and 173,860.70 is: 260,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,004.70 : 450,007.05 = 173,860.70 : x
  2. Step 2: Convert to fraction form
    300,004.70/450,007.05 = 173,860.70/x
  3. Step 3: Cross multiply
    300,004.70x = 450,007.05 × 173,860.70
  4. Step 4: Simplify right side
    300,004.70x = 78,238,540,717.94
  5. Step 5: Solve for x
    x = 78,238,540,717.94/300,004.70
  6. Step 6: Final answer
    x = 260,791.05

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