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Finding the Fourth Proportional to 484,407.60, 726,352.20 and 203,607.60

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Solution

The fourth proportional to 484,407.60, 726,352.20 and 203,607.60 is: 305,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,407.60 : 726,352.20 = 203,607.60 : x
  2. Step 2: Convert to fraction form
    484,407.60/726,352.20 = 203,607.60/x
  3. Step 3: Cross multiply
    484,407.60x = 726,352.20 × 203,607.60
  4. Step 4: Simplify right side
    484,407.60x = 147,890,828,196.72
  5. Step 5: Solve for x
    x = 147,890,828,196.72/484,407.60
  6. Step 6: Final answer
    x = 305,302.45

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