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Finding the Fourth Proportional to 510,673.38, 765,581.22 and 222,269.59

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Solution

The fourth proportional to 510,673.38, 765,581.22 and 222,269.59 is: 333,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,673.38 : 765,581.22 = 222,269.59 : x
  2. Step 2: Convert to fraction form
    510,673.38/765,581.22 = 222,269.59/x
  3. Step 3: Cross multiply
    510,673.38x = 765,581.22 × 222,269.59
  4. Step 4: Simplify right side
    510,673.38x = 170,165,426,991.27
  5. Step 5: Solve for x
    x = 170,165,426,991.27/510,673.38
  6. Step 6: Final answer
    x = 333,217.73

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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.