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Finding the Fourth Proportional to 316,846.08, 475,405.20 and 210,267.29

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Solution

The fourth proportional to 316,846.08, 475,405.20 and 210,267.29 is: 315,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,846.08 : 475,405.20 = 210,267.29 : x
  2. Step 2: Convert to fraction form
    316,846.08/475,405.20 = 210,267.29/x
  3. Step 3: Cross multiply
    316,846.08x = 475,405.20 × 210,267.29
  4. Step 4: Simplify right side
    316,846.08x = 99,962,164,244.42
  5. Step 5: Solve for x
    x = 99,962,164,244.42/316,846.08
  6. Step 6: Final answer
    x = 315,491.24

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