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Finding the Fourth Proportional to 496,577.25, 744,868.31 and 122,600.25

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Solution

The fourth proportional to 496,577.25, 744,868.31 and 122,600.25 is: 183,900.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,577.25 : 744,868.31 = 122,600.25 : x
  2. Step 2: Convert to fraction form
    496,577.25/744,868.31 = 122,600.25/x
  3. Step 3: Cross multiply
    496,577.25x = 744,868.31 × 122,600.25
  4. Step 4: Simplify right side
    496,577.25x = 91,321,040,410.08
  5. Step 5: Solve for x
    x = 91,321,040,410.08/496,577.25
  6. Step 6: Final answer
    x = 183,900.97

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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.