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Finding the Fourth Proportional to 326,626.57, 450,750.44 and 181,445.48

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Solution

The fourth proportional to 326,626.57, 450,750.44 and 181,445.48 is: 250,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,626.57 : 450,750.44 = 181,445.48 : x
  2. Step 2: Convert to fraction form
    326,626.57/450,750.44 = 181,445.48/x
  3. Step 3: Cross multiply
    326,626.57x = 450,750.44 × 181,445.48
  4. Step 4: Simplify right side
    326,626.57x = 81,786,629,832.16
  5. Step 5: Solve for x
    x = 81,786,629,832.16/326,626.57
  6. Step 6: Final answer
    x = 250,397.97

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1.5x scale

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.