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Finding the Fourth Proportional to 352,003.60, 528,005.40 and 102,685.60

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Solution

The fourth proportional to 352,003.60, 528,005.40 and 102,685.60 is: 154,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,003.60 : 528,005.40 = 102,685.60 : x
  2. Step 2: Convert to fraction form
    352,003.60/528,005.40 = 102,685.60/x
  3. Step 3: Cross multiply
    352,003.60x = 528,005.40 × 102,685.60
  4. Step 4: Simplify right side
    352,003.60x = 54,218,551,302.24
  5. Step 5: Solve for x
    x = 54,218,551,302.24/352,003.60
  6. Step 6: Final answer
    x = 154,028.40

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