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Finding the Fourth Proportional to 489,939.09, 734,534.84 and 223,513.29

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Solution

The fourth proportional to 489,939.09, 734,534.84 and 223,513.29 is: 335,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,939.09 : 734,534.84 = 223,513.29 : x
  2. Step 2: Convert to fraction form
    489,939.09/734,534.84 = 223,513.29/x
  3. Step 3: Cross multiply
    489,939.09x = 734,534.84 × 223,513.29
  4. Step 4: Simplify right side
    489,939.09x = 164,178,297,590.46
  5. Step 5: Solve for x
    x = 164,178,297,590.46/489,939.09
  6. Step 6: Final answer
    x = 335,099.41

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