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Finding the Fourth Proportional to 353,130.40, 529,695.60 and 329,629.60

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Solution

The fourth proportional to 353,130.40, 529,695.60 and 329,629.60 is: 494,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,130.40 : 529,695.60 = 329,629.60 : x
  2. Step 2: Convert to fraction form
    353,130.40/529,695.60 = 329,629.60/x
  3. Step 3: Cross multiply
    353,130.40x = 529,695.60 × 329,629.60
  4. Step 4: Simplify right side
    353,130.40x = 174,603,348,749.76
  5. Step 5: Solve for x
    x = 174,603,348,749.76/353,130.40
  6. Step 6: Final answer
    x = 494,444.40

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