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Finding the Fourth Proportional to 352,058.40, 528,087.60 and 115,408.80

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Solution

The fourth proportional to 352,058.40, 528,087.60 and 115,408.80 is: 173,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,058.40 : 528,087.60 = 115,408.80 : x
  2. Step 2: Convert to fraction form
    352,058.40/528,087.60 = 115,408.80/x
  3. Step 3: Cross multiply
    352,058.40x = 528,087.60 × 115,408.80
  4. Step 4: Simplify right side
    352,058.40x = 60,945,956,210.88
  5. Step 5: Solve for x
    x = 60,945,956,210.88/352,058.40
  6. Step 6: Final answer
    x = 173,113.20

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