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Finding the Fourth Proportional to 423,743.40, 635,096.70 and 186,834.60

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Solution

The fourth proportional to 423,743.40, 635,096.70 and 186,834.60 is: 280,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,743.40 : 635,096.70 = 186,834.60 : x
  2. Step 2: Convert to fraction form
    423,743.40/635,096.70 = 186,834.60/x
  3. Step 3: Cross multiply
    423,743.40x = 635,096.70 × 186,834.60
  4. Step 4: Simplify right side
    423,743.40x = 118,658,037,905.82
  5. Step 5: Solve for x
    x = 118,658,037,905.82/423,743.40
  6. Step 6: Final answer
    x = 280,023.33

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