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Finding the Fourth Proportional to 423,293.23, 635,001.81 and 198,676.48

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Solution

The fourth proportional to 423,293.23, 635,001.81 and 198,676.48 is: 298,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,293.23 : 635,001.81 = 198,676.48 : x
  2. Step 2: Convert to fraction form
    423,293.23/635,001.81 = 198,676.48/x
  3. Step 3: Cross multiply
    423,293.23x = 635,001.81 × 198,676.48
  4. Step 4: Simplify right side
    423,293.23x = 126,159,924,404.43
  5. Step 5: Solve for x
    x = 126,159,924,404.43/423,293.23
  6. Step 6: Final answer
    x = 298,043.80

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