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Finding the Fourth Proportional to 384,833.60, 577,250.40 and 313,974.80

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Solution

The fourth proportional to 384,833.60, 577,250.40 and 313,974.80 is: 470,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,833.60 : 577,250.40 = 313,974.80 : x
  2. Step 2: Convert to fraction form
    384,833.60/577,250.40 = 313,974.80/x
  3. Step 3: Cross multiply
    384,833.60x = 577,250.40 × 313,974.80
  4. Step 4: Simplify right side
    384,833.60x = 181,242,078,889.92
  5. Step 5: Solve for x
    x = 181,242,078,889.92/384,833.60
  6. Step 6: Final answer
    x = 470,962.20

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