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Finding the Fourth Proportional to 448,908.48, 673,469.64 and 168,428.16

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Solution

The fourth proportional to 448,908.48, 673,469.64 and 168,428.16 is: 252,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,908.48 : 673,469.64 = 168,428.16 : x
  2. Step 2: Convert to fraction form
    448,908.48/673,469.64 = 168,428.16/x
  3. Step 3: Cross multiply
    448,908.48x = 673,469.64 × 168,428.16
  4. Step 4: Simplify right side
    448,908.48x = 113,431,252,281.06
  5. Step 5: Solve for x
    x = 113,431,252,281.06/448,908.48
  6. Step 6: Final answer
    x = 252,682.36

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