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Finding the Fourth Proportional to 398,450.48, 597,763.16 and 117,989.52

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Solution

The fourth proportional to 398,450.48, 597,763.16 and 117,989.52 is: 177,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,450.48 : 597,763.16 = 117,989.52 : x
  2. Step 2: Convert to fraction form
    398,450.48/597,763.16 = 117,989.52/x
  3. Step 3: Cross multiply
    398,450.48x = 597,763.16 × 117,989.52
  4. Step 4: Simplify right side
    398,450.48x = 70,529,788,322.08
  5. Step 5: Solve for x
    x = 70,529,788,322.08/398,450.48
  6. Step 6: Final answer
    x = 177,010.17

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