Home / 954,560.27-1,431,906.02-280,658.09

Finding the Fourth Proportional to 954,560.27, 1,431,906.02 and 280,658.09

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Solution

The fourth proportional to 954,560.27, 1,431,906.02 and 280,658.09 is: 421,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,560.27 : 1,431,906.02 = 280,658.09 : x
  2. Step 2: Convert to fraction form
    954,560.27/1,431,906.02 = 280,658.09/x
  3. Step 3: Cross multiply
    954,560.27x = 1,431,906.02 × 280,658.09
  4. Step 4: Simplify right side
    954,560.27x = 401,876,008,632.70
  5. Step 5: Solve for x
    x = 401,876,008,632.70/954,560.27
  6. Step 6: Final answer
    x = 421,006.43

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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.