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Finding the Fourth Proportional to 352,466.40, 528,699.60 and 115,816.80

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Solution

The fourth proportional to 352,466.40, 528,699.60 and 115,816.80 is: 173,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,466.40 : 528,699.60 = 115,816.80 : x
  2. Step 2: Convert to fraction form
    352,466.40/528,699.60 = 115,816.80/x
  3. Step 3: Cross multiply
    352,466.40x = 528,699.60 × 115,816.80
  4. Step 4: Simplify right side
    352,466.40x = 61,232,295,833.28
  5. Step 5: Solve for x
    x = 61,232,295,833.28/352,466.40
  6. Step 6: Final answer
    x = 173,725.20

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