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Finding the Fourth Proportional to 484,726.56, 727,422 and 169,183.52

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Solution

The fourth proportional to 484,726.56, 727,422 and 169,183.52 is: 253,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,726.56 : 727,422 = 169,183.52 : x
  2. Step 2: Convert to fraction form
    484,726.56/727,422 = 169,183.52/x
  3. Step 3: Cross multiply
    484,726.56x = 727,422 × 169,183.52
  4. Step 4: Simplify right side
    484,726.56x = 123,067,814,485.44
  5. Step 5: Solve for x
    x = 123,067,814,485.44/484,726.56
  6. Step 6: Final answer
    x = 253,891.21

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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.