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Finding the Fourth Proportional to 306,029.70, 459,044.55 and 211,551.30

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Solution

The fourth proportional to 306,029.70, 459,044.55 and 211,551.30 is: 317,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,029.70 : 459,044.55 = 211,551.30 : x
  2. Step 2: Convert to fraction form
    306,029.70/459,044.55 = 211,551.30/x
  3. Step 3: Cross multiply
    306,029.70x = 459,044.55 × 211,551.30
  4. Step 4: Simplify right side
    306,029.70x = 97,111,471,310.42
  5. Step 5: Solve for x
    x = 97,111,471,310.42/306,029.70
  6. Step 6: Final answer
    x = 317,326.95

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