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Finding the Fourth Proportional to 481,104.36, 722,215.58 and 281,567.93

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Solution

The fourth proportional to 481,104.36, 722,215.58 and 281,567.93 is: 422,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,104.36 : 722,215.58 = 281,567.93 : x
  2. Step 2: Convert to fraction form
    481,104.36/722,215.58 = 281,567.93/x
  3. Step 3: Cross multiply
    481,104.36x = 722,215.58 × 281,567.93
  4. Step 4: Simplify right side
    481,104.36x = 203,352,740,855.43
  5. Step 5: Solve for x
    x = 203,352,740,855.43/481,104.36
  6. Step 6: Final answer
    x = 422,679.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.