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Finding the Fourth Proportional to 479,647.96, 661,919.56 and 264,788.16

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Solution

The fourth proportional to 479,647.96, 661,919.56 and 264,788.16 is: 365,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,647.96 : 661,919.56 = 264,788.16 : x
  2. Step 2: Convert to fraction form
    479,647.96/661,919.56 = 264,788.16/x
  3. Step 3: Cross multiply
    479,647.96x = 661,919.56 × 264,788.16
  4. Step 4: Simplify right side
    479,647.96x = 175,268,462,360.41
  5. Step 5: Solve for x
    x = 175,268,462,360.41/479,647.96
  6. Step 6: Final answer
    x = 365,410.63

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