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Finding the Fourth Proportional to 437,946.60, 656,871.30 and 122,435.40

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Solution

The fourth proportional to 437,946.60, 656,871.30 and 122,435.40 is: 183,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,946.60 : 656,871.30 = 122,435.40 : x
  2. Step 2: Convert to fraction form
    437,946.60/656,871.30 = 122,435.40/x
  3. Step 3: Cross multiply
    437,946.60x = 656,871.30 × 122,435.40
  4. Step 4: Simplify right side
    437,946.60x = 80,424,300,364.02
  5. Step 5: Solve for x
    x = 80,424,300,364.02/437,946.60
  6. Step 6: Final answer
    x = 183,639.51

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