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Finding the Fourth Proportional to 458,035.43, 632,092.68 and 254,099.70

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Solution

The fourth proportional to 458,035.43, 632,092.68 and 254,099.70 is: 350,659.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,035.43 : 632,092.68 = 254,099.70 : x
  2. Step 2: Convert to fraction form
    458,035.43/632,092.68 = 254,099.70/x
  3. Step 3: Cross multiply
    458,035.43x = 632,092.68 × 254,099.70
  4. Step 4: Simplify right side
    458,035.43x = 160,614,560,360.20
  5. Step 5: Solve for x
    x = 160,614,560,360.20/458,035.43
  6. Step 6: Final answer
    x = 350,659.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.