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Finding the Fourth Proportional to 348,023.40, 522,035.10 and 330,052.20

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Solution

The fourth proportional to 348,023.40, 522,035.10 and 330,052.20 is: 495,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,023.40 : 522,035.10 = 330,052.20 : x
  2. Step 2: Convert to fraction form
    348,023.40/522,035.10 = 330,052.20/x
  3. Step 3: Cross multiply
    348,023.40x = 522,035.10 × 330,052.20
  4. Step 4: Simplify right side
    348,023.40x = 172,298,833,232.22
  5. Step 5: Solve for x
    x = 172,298,833,232.22/348,023.40
  6. Step 6: Final answer
    x = 495,078.30

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