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Finding the Fourth Proportional to 296,672.80, 445,052.40 and 96,944.80

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Solution

The fourth proportional to 296,672.80, 445,052.40 and 96,944.80 is: 145,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,672.80 : 445,052.40 = 96,944.80 : x
  2. Step 2: Convert to fraction form
    296,672.80/445,052.40 = 96,944.80/x
  3. Step 3: Cross multiply
    296,672.80x = 445,052.40 × 96,944.80
  4. Step 4: Simplify right side
    296,672.80x = 43,145,515,907.52
  5. Step 5: Solve for x
    x = 43,145,515,907.52/296,672.80
  6. Step 6: Final answer
    x = 145,431.32

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