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Finding the Fourth Proportional to 492,035.20, 738,052.80 and 243,203.20

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Solution

The fourth proportional to 492,035.20, 738,052.80 and 243,203.20 is: 364,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,035.20 : 738,052.80 = 243,203.20 : x
  2. Step 2: Convert to fraction form
    492,035.20/738,052.80 = 243,203.20/x
  3. Step 3: Cross multiply
    492,035.20x = 738,052.80 × 243,203.20
  4. Step 4: Simplify right side
    492,035.20x = 179,496,802,728.96
  5. Step 5: Solve for x
    x = 179,496,802,728.96/492,035.20
  6. Step 6: Final answer
    x = 364,804.80

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