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Finding the Fourth Proportional to 463,119.72, 693,558.39 and 320,565.57

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Solution

The fourth proportional to 463,119.72, 693,558.39 and 320,565.57 is: 480,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,119.72 : 693,558.39 = 320,565.57 : x
  2. Step 2: Convert to fraction form
    463,119.72/693,558.39 = 320,565.57/x
  3. Step 3: Cross multiply
    463,119.72x = 693,558.39 × 320,565.57
  4. Step 4: Simplify right side
    463,119.72x = 222,330,940,618.63
  5. Step 5: Solve for x
    x = 222,330,940,618.63/463,119.72
  6. Step 6: Final answer
    x = 480,072.28

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