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Finding the Fourth Proportional to 453,651.40, 680,477.10 and 154,469.80

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Solution

The fourth proportional to 453,651.40, 680,477.10 and 154,469.80 is: 231,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,651.40 : 680,477.10 = 154,469.80 : x
  2. Step 2: Convert to fraction form
    453,651.40/680,477.10 = 154,469.80/x
  3. Step 3: Cross multiply
    453,651.40x = 680,477.10 × 154,469.80
  4. Step 4: Simplify right side
    453,651.40x = 105,113,161,541.58
  5. Step 5: Solve for x
    x = 105,113,161,541.58/453,651.40
  6. Step 6: Final answer
    x = 231,704.70

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