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Finding the Fourth Proportional to 268,967.20, 403,450.80 and 184,986.40

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Solution

The fourth proportional to 268,967.20, 403,450.80 and 184,986.40 is: 277,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,967.20 : 403,450.80 = 184,986.40 : x
  2. Step 2: Convert to fraction form
    268,967.20/403,450.80 = 184,986.40/x
  3. Step 3: Cross multiply
    268,967.20x = 403,450.80 × 184,986.40
  4. Step 4: Simplify right side
    268,967.20x = 74,632,911,069.12
  5. Step 5: Solve for x
    x = 74,632,911,069.12/268,967.20
  6. Step 6: Final answer
    x = 277,479.60

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