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Finding the Fourth Proportional to 337,221.96, 505,854.81 and 100,588.56

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Solution

The fourth proportional to 337,221.96, 505,854.81 and 100,588.56 is: 150,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,221.96 : 505,854.81 = 100,588.56 : x
  2. Step 2: Convert to fraction form
    337,221.96/505,854.81 = 100,588.56/x
  3. Step 3: Cross multiply
    337,221.96x = 505,854.81 × 100,588.56
  4. Step 4: Simplify right side
    337,221.96x = 50,883,206,906.97
  5. Step 5: Solve for x
    x = 50,883,206,906.97/337,221.96
  6. Step 6: Final answer
    x = 150,889.36

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1.5x scale

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.