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Finding the Fourth Proportional to 321,899.60, 482,849.40 and 202,926.80

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Solution

The fourth proportional to 321,899.60, 482,849.40 and 202,926.80 is: 304,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,899.60 : 482,849.40 = 202,926.80 : x
  2. Step 2: Convert to fraction form
    321,899.60/482,849.40 = 202,926.80/x
  3. Step 3: Cross multiply
    321,899.60x = 482,849.40 × 202,926.80
  4. Step 4: Simplify right side
    321,899.60x = 97,983,083,623.92
  5. Step 5: Solve for x
    x = 97,983,083,623.92/321,899.60
  6. Step 6: Final answer
    x = 304,390.20

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