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Finding the Fourth Proportional to 284,941.80, 427,412.70 and 118,708.20

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Solution

The fourth proportional to 284,941.80, 427,412.70 and 118,708.20 is: 178,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,941.80 : 427,412.70 = 118,708.20 : x
  2. Step 2: Convert to fraction form
    284,941.80/427,412.70 = 118,708.20/x
  3. Step 3: Cross multiply
    284,941.80x = 427,412.70 × 118,708.20
  4. Step 4: Simplify right side
    284,941.80x = 50,737,392,274.14
  5. Step 5: Solve for x
    x = 50,737,392,274.14/284,941.80
  6. Step 6: Final answer
    x = 178,062.30

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