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Finding the Fourth Proportional to 531,790.68, 733,873.42 and 290,078.52

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Solution

The fourth proportional to 531,790.68, 733,873.42 and 290,078.52 is: 400,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,790.68 : 733,873.42 = 290,078.52 : x
  2. Step 2: Convert to fraction form
    531,790.68/733,873.42 = 290,078.52/x
  3. Step 3: Cross multiply
    531,790.68x = 733,873.42 × 290,078.52
  4. Step 4: Simplify right side
    531,790.68x = 212,880,915,540.94
  5. Step 5: Solve for x
    x = 212,880,915,540.94/531,790.68
  6. Step 6: Final answer
    x = 400,309.60

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