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Finding the Fourth Proportional to 277,310.52, 415,965.78 and 90,322.02

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Solution

The fourth proportional to 277,310.52, 415,965.78 and 90,322.02 is: 135,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,310.52 : 415,965.78 = 90,322.02 : x
  2. Step 2: Convert to fraction form
    277,310.52/415,965.78 = 90,322.02/x
  3. Step 3: Cross multiply
    277,310.52x = 415,965.78 × 90,322.02
  4. Step 4: Simplify right side
    277,310.52x = 37,570,869,500.48
  5. Step 5: Solve for x
    x = 37,570,869,500.48/277,310.52
  6. Step 6: Final answer
    x = 135,483.03

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