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Finding the Fourth Proportional to 362,879.75, 544,258.21 and 110,099.28

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Solution

The fourth proportional to 362,879.75, 544,258.21 and 110,099.28 is: 165,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,879.75 : 544,258.21 = 110,099.28 : x
  2. Step 2: Convert to fraction form
    362,879.75/544,258.21 = 110,099.28/x
  3. Step 3: Cross multiply
    362,879.75x = 544,258.21 × 110,099.28
  4. Step 4: Simplify right side
    362,879.75x = 59,922,438,183.92
  5. Step 5: Solve for x
    x = 59,922,438,183.92/362,879.75
  6. Step 6: Final answer
    x = 165,130.29

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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.