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Finding the Fourth Proportional to 481,505.10, 722,257.65 and 404,090.70

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Solution

The fourth proportional to 481,505.10, 722,257.65 and 404,090.70 is: 606,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,505.10 : 722,257.65 = 404,090.70 : x
  2. Step 2: Convert to fraction form
    481,505.10/722,257.65 = 404,090.70/x
  3. Step 3: Cross multiply
    481,505.10x = 722,257.65 × 404,090.70
  4. Step 4: Simplify right side
    481,505.10x = 291,857,599,368.86
  5. Step 5: Solve for x
    x = 291,857,599,368.86/481,505.10
  6. Step 6: Final answer
    x = 606,136.05

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