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Finding the Fourth Proportional to 363,845.40, 545,768.10 and 328,853.40

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Solution

The fourth proportional to 363,845.40, 545,768.10 and 328,853.40 is: 493,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,845.40 : 545,768.10 = 328,853.40 : x
  2. Step 2: Convert to fraction form
    363,845.40/545,768.10 = 328,853.40/x
  3. Step 3: Cross multiply
    363,845.40x = 545,768.10 × 328,853.40
  4. Step 4: Simplify right side
    363,845.40x = 179,477,695,296.54
  5. Step 5: Solve for x
    x = 179,477,695,296.54/363,845.40
  6. Step 6: Final answer
    x = 493,280.10

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