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Finding the Fourth Proportional to 448,579.80, 672,999.30 and 133,044.30

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Solution

The fourth proportional to 448,579.80, 672,999.30 and 133,044.30 is: 199,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,579.80 : 672,999.30 = 133,044.30 : x
  2. Step 2: Convert to fraction form
    448,579.80/672,999.30 = 133,044.30/x
  3. Step 3: Cross multiply
    448,579.80x = 672,999.30 × 133,044.30
  4. Step 4: Simplify right side
    448,579.80x = 89,538,720,768.99
  5. Step 5: Solve for x
    x = 89,538,720,768.99/448,579.80
  6. Step 6: Final answer
    x = 199,604.89

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