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Finding the Fourth Proportional to 433,905.20, 650,857.80 and 247,281.20

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Solution

The fourth proportional to 433,905.20, 650,857.80 and 247,281.20 is: 370,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,905.20 : 650,857.80 = 247,281.20 : x
  2. Step 2: Convert to fraction form
    433,905.20/650,857.80 = 247,281.20/x
  3. Step 3: Cross multiply
    433,905.20x = 650,857.80 × 247,281.20
  4. Step 4: Simplify right side
    433,905.20x = 160,944,897,813.36
  5. Step 5: Solve for x
    x = 160,944,897,813.36/433,905.20
  6. Step 6: Final answer
    x = 370,921.80

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