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Finding the Fourth Proportional to 325,803.40, 488,688.90 and 168,047.80

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Solution

The fourth proportional to 325,803.40, 488,688.90 and 168,047.80 is: 252,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,803.40 : 488,688.90 = 168,047.80 : x
  2. Step 2: Convert to fraction form
    325,803.40/488,688.90 = 168,047.80/x
  3. Step 3: Cross multiply
    325,803.40x = 488,688.90 × 168,047.80
  4. Step 4: Simplify right side
    325,803.40x = 82,123,094,529.42
  5. Step 5: Solve for x
    x = 82,123,094,529.42/325,803.40
  6. Step 6: Final answer
    x = 252,063.34

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