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Finding the Fourth Proportional to 384,770.20, 577,446.90 and 251,606.20

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Solution

The fourth proportional to 384,770.20, 577,446.90 and 251,606.20 is: 377,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,770.20 : 577,446.90 = 251,606.20 : x
  2. Step 2: Convert to fraction form
    384,770.20/577,446.90 = 251,606.20/x
  3. Step 3: Cross multiply
    384,770.20x = 577,446.90 × 251,606.20
  4. Step 4: Simplify right side
    384,770.20x = 145,289,220,210.78
  5. Step 5: Solve for x
    x = 145,289,220,210.78/384,770.20
  6. Step 6: Final answer
    x = 377,599.98

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