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Finding the Fourth Proportional to 383,470.76, 529,191.42 and 222,421.16

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Solution

The fourth proportional to 383,470.76, 529,191.42 and 222,421.16 is: 306,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,470.76 : 529,191.42 = 222,421.16 : x
  2. Step 2: Convert to fraction form
    383,470.76/529,191.42 = 222,421.16/x
  3. Step 3: Cross multiply
    383,470.76x = 529,191.42 × 222,421.16
  4. Step 4: Simplify right side
    383,470.76x = 117,703,369,498.45
  5. Step 5: Solve for x
    x = 117,703,369,498.45/383,470.76
  6. Step 6: Final answer
    x = 306,942.23

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