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Finding the Fourth Proportional to 625,473.06, 863,149.41 and 338,990.10

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Solution

The fourth proportional to 625,473.06, 863,149.41 and 338,990.10 is: 467,804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,473.06 : 863,149.41 = 338,990.10 : x
  2. Step 2: Convert to fraction form
    625,473.06/863,149.41 = 338,990.10/x
  3. Step 3: Cross multiply
    625,473.06x = 863,149.41 × 338,990.10
  4. Step 4: Simplify right side
    625,473.06x = 292,599,104,810.84
  5. Step 5: Solve for x
    x = 292,599,104,810.84/625,473.06
  6. Step 6: Final answer
    x = 467,804.49

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