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Finding the Fourth Proportional to 326,418.49, 450,489.89 and 183,179.10

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Solution

The fourth proportional to 326,418.49, 450,489.89 and 183,179.10 is: 252,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,418.49 : 450,489.89 = 183,179.10 : x
  2. Step 2: Convert to fraction form
    326,418.49/450,489.89 = 183,179.10/x
  3. Step 3: Cross multiply
    326,418.49x = 450,489.89 × 183,179.10
  4. Step 4: Simplify right side
    326,418.49x = 82,520,332,609.30
  5. Step 5: Solve for x
    x = 82,520,332,609.30/326,418.49
  6. Step 6: Final answer
    x = 252,805.33

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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.