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Finding the Fourth Proportional to 479,700.28, 718,763.10 and 163,984.96

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Solution

The fourth proportional to 479,700.28, 718,763.10 and 163,984.96 is: 245,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,700.28 : 718,763.10 = 163,984.96 : x
  2. Step 2: Convert to fraction form
    479,700.28/718,763.10 = 163,984.96/x
  3. Step 3: Cross multiply
    479,700.28x = 718,763.10 × 163,984.96
  4. Step 4: Simplify right side
    479,700.28x = 117,866,338,202.98
  5. Step 5: Solve for x
    x = 117,866,338,202.98/479,700.28
  6. Step 6: Final answer
    x = 245,708.30

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