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Finding the Fourth Proportional to 363,077.80, 545,928.90 and 355,204.60

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Solution

The fourth proportional to 363,077.80, 545,928.90 and 355,204.60 is: 534,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,077.80 : 545,928.90 = 355,204.60 : x
  2. Step 2: Convert to fraction form
    363,077.80/545,928.90 = 355,204.60/x
  3. Step 3: Cross multiply
    363,077.80x = 545,928.90 × 355,204.60
  4. Step 4: Simplify right side
    363,077.80x = 193,916,456,552.94
  5. Step 5: Solve for x
    x = 193,916,456,552.94/363,077.80
  6. Step 6: Final answer
    x = 534,090.65

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