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Finding the Fourth Proportional to 348,027.40, 522,041.10 and 330,056.20

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Solution

The fourth proportional to 348,027.40, 522,041.10 and 330,056.20 is: 495,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,027.40 : 522,041.10 = 330,056.20 : x
  2. Step 2: Convert to fraction form
    348,027.40/522,041.10 = 330,056.20/x
  3. Step 3: Cross multiply
    348,027.40x = 522,041.10 × 330,056.20
  4. Step 4: Simplify right side
    348,027.40x = 172,302,901,709.82
  5. Step 5: Solve for x
    x = 172,302,901,709.82/348,027.40
  6. Step 6: Final answer
    x = 495,084.30

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