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Finding the Fourth Proportional to 326,704.26, 490,108.29 and 113,537.34

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Solution

The fourth proportional to 326,704.26, 490,108.29 and 113,537.34 is: 170,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,704.26 : 490,108.29 = 113,537.34 : x
  2. Step 2: Convert to fraction form
    326,704.26/490,108.29 = 113,537.34/x
  3. Step 3: Cross multiply
    326,704.26x = 490,108.29 × 113,537.34
  4. Step 4: Simplify right side
    326,704.26x = 55,645,591,558.55
  5. Step 5: Solve for x
    x = 55,645,591,558.55/326,704.26
  6. Step 6: Final answer
    x = 170,324.05

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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.