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Finding the Fourth Proportional to 443,535.86, 612,079.74 and 239,586.78

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Solution

The fourth proportional to 443,535.86, 612,079.74 and 239,586.78 is: 330,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,535.86 : 612,079.74 = 239,586.78 : x
  2. Step 2: Convert to fraction form
    443,535.86/612,079.74 = 239,586.78/x
  3. Step 3: Cross multiply
    443,535.86x = 612,079.74 × 239,586.78
  4. Step 4: Simplify right side
    443,535.86x = 146,646,214,009.84
  5. Step 5: Solve for x
    x = 146,646,214,009.84/443,535.86
  6. Step 6: Final answer
    x = 330,629.89

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