Home / 795,143.17-1,192,709.28-321,821.70

Finding the Fourth Proportional to 795,143.17, 1,192,709.28 and 321,821.70

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Solution

The fourth proportional to 795,143.17, 1,192,709.28 and 321,821.70 is: 482,730.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,143.17 : 1,192,709.28 = 321,821.70 : x
  2. Step 2: Convert to fraction form
    795,143.17/1,192,709.28 = 321,821.70/x
  3. Step 3: Cross multiply
    795,143.17x = 1,192,709.28 × 321,821.70
  4. Step 4: Simplify right side
    795,143.17x = 383,839,728,095.38
  5. Step 5: Solve for x
    x = 383,839,728,095.38/795,143.17
  6. Step 6: Final answer
    x = 482,730.33

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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.