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Finding the Fourth Proportional to 368,907.40, 553,361.10 and 181,894.60

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Solution

The fourth proportional to 368,907.40, 553,361.10 and 181,894.60 is: 272,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,907.40 : 553,361.10 = 181,894.60 : x
  2. Step 2: Convert to fraction form
    368,907.40/553,361.10 = 181,894.60/x
  3. Step 3: Cross multiply
    368,907.40x = 553,361.10 × 181,894.60
  4. Step 4: Simplify right side
    368,907.40x = 100,653,395,940.06
  5. Step 5: Solve for x
    x = 100,653,395,940.06/368,907.40
  6. Step 6: Final answer
    x = 272,841.90

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