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Finding the Fourth Proportional to 447,303.40, 670,724.70 and 166,676.20

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Solution

The fourth proportional to 447,303.40, 670,724.70 and 166,676.20 is: 249,928.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,303.40 : 670,724.70 = 166,676.20 : x
  2. Step 2: Convert to fraction form
    447,303.40/670,724.70 = 166,676.20/x
  3. Step 3: Cross multiply
    447,303.40x = 670,724.70 × 166,676.20
  4. Step 4: Simplify right side
    447,303.40x = 111,793,844,242.14
  5. Step 5: Solve for x
    x = 111,793,844,242.14/447,303.40
  6. Step 6: Final answer
    x = 249,928.45

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