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Finding the Fourth Proportional to 448,630.30, 672,714.60 and 133,046.20

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Solution

The fourth proportional to 448,630.30, 672,714.60 and 133,046.20 is: 199,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,630.30 : 672,714.60 = 133,046.20 : x
  2. Step 2: Convert to fraction form
    448,630.30/672,714.60 = 133,046.20/x
  3. Step 3: Cross multiply
    448,630.30x = 672,714.60 × 133,046.20
  4. Step 4: Simplify right side
    448,630.30x = 89,502,121,214.52
  5. Step 5: Solve for x
    x = 89,502,121,214.52/448,630.30
  6. Step 6: Final answer
    x = 199,500.84

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