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Finding the Fourth Proportional to 362,159.40, 543,239.10 and 263,855.40

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Solution

The fourth proportional to 362,159.40, 543,239.10 and 263,855.40 is: 395,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,159.40 : 543,239.10 = 263,855.40 : x
  2. Step 2: Convert to fraction form
    362,159.40/543,239.10 = 263,855.40/x
  3. Step 3: Cross multiply
    362,159.40x = 543,239.10 × 263,855.40
  4. Step 4: Simplify right side
    362,159.40x = 143,336,570,026.14
  5. Step 5: Solve for x
    x = 143,336,570,026.14/362,159.40
  6. Step 6: Final answer
    x = 395,783.10

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