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Finding the Fourth Proportional to 366,923.05, 550,384.58 and 323,620.45

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Solution

The fourth proportional to 366,923.05, 550,384.58 and 323,620.45 is: 485,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,923.05 : 550,384.58 = 323,620.45 : x
  2. Step 2: Convert to fraction form
    366,923.05/550,384.58 = 323,620.45/x
  3. Step 3: Cross multiply
    366,923.05x = 550,384.58 × 323,620.45
  4. Step 4: Simplify right side
    366,923.05x = 178,115,705,452.66
  5. Step 5: Solve for x
    x = 178,115,705,452.66/366,923.05
  6. Step 6: Final answer
    x = 485,430.68

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