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Finding the Fourth Proportional to 417,943.98, 576,909.84 and 248,176.89

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Solution

The fourth proportional to 417,943.98, 576,909.84 and 248,176.89 is: 342,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,943.98 : 576,909.84 = 248,176.89 : x
  2. Step 2: Convert to fraction form
    417,943.98/576,909.84 = 248,176.89/x
  3. Step 3: Cross multiply
    417,943.98x = 576,909.84 × 248,176.89
  4. Step 4: Simplify right side
    417,943.98x = 143,175,689,901.60
  5. Step 5: Solve for x
    x = 143,175,689,901.60/417,943.98
  6. Step 6: Final answer
    x = 342,571.49

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