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Finding the Fourth Proportional to 305,220.80, 457,874.40 and 94,836.80

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Solution

The fourth proportional to 305,220.80, 457,874.40 and 94,836.80 is: 142,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,220.80 : 457,874.40 = 94,836.80 : x
  2. Step 2: Convert to fraction form
    305,220.80/457,874.40 = 94,836.80/x
  3. Step 3: Cross multiply
    305,220.80x = 457,874.40 × 94,836.80
  4. Step 4: Simplify right side
    305,220.80x = 43,423,342,897.92
  5. Step 5: Solve for x
    x = 43,423,342,897.92/305,220.80
  6. Step 6: Final answer
    x = 142,268.62

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