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Finding the Fourth Proportional to 275,441.40, 413,162.10 and 149,032.80

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Solution

The fourth proportional to 275,441.40, 413,162.10 and 149,032.80 is: 223,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,441.40 : 413,162.10 = 149,032.80 : x
  2. Step 2: Convert to fraction form
    275,441.40/413,162.10 = 149,032.80/x
  3. Step 3: Cross multiply
    275,441.40x = 413,162.10 × 149,032.80
  4. Step 4: Simplify right side
    275,441.40x = 61,574,704,616.88
  5. Step 5: Solve for x
    x = 61,574,704,616.88/275,441.40
  6. Step 6: Final answer
    x = 223,549.20

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