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Finding the Fourth Proportional to 448,773.42, 672,542.67 and 192,298.97

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Solution

The fourth proportional to 448,773.42, 672,542.67 and 192,298.97 is: 288,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,773.42 : 672,542.67 = 192,298.97 : x
  2. Step 2: Convert to fraction form
    448,773.42/672,542.67 = 192,298.97/x
  3. Step 3: Cross multiply
    448,773.42x = 672,542.67 × 192,298.97
  4. Step 4: Simplify right side
    448,773.42x = 129,329,260,259.79
  5. Step 5: Solve for x
    x = 129,329,260,259.79/448,773.42
  6. Step 6: Final answer
    x = 288,183.87

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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.