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Finding the Fourth Proportional to 424,049.82, 585,178.89 and 230,452.94

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Solution

The fourth proportional to 424,049.82, 585,178.89 and 230,452.94 is: 318,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,049.82 : 585,178.89 = 230,452.94 : x
  2. Step 2: Convert to fraction form
    424,049.82/585,178.89 = 230,452.94/x
  3. Step 3: Cross multiply
    424,049.82x = 585,178.89 × 230,452.94
  4. Step 4: Simplify right side
    424,049.82x = 134,856,192,700.54
  5. Step 5: Solve for x
    x = 134,856,192,700.54/424,049.82
  6. Step 6: Final answer
    x = 318,019.69

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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.