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Finding the Fourth Proportional to 522,251.57, 783,377.37 and 344,717.07

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Solution

The fourth proportional to 522,251.57, 783,377.37 and 344,717.07 is: 517,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,251.57 : 783,377.37 = 344,717.07 : x
  2. Step 2: Convert to fraction form
    522,251.57/783,377.37 = 344,717.07/x
  3. Step 3: Cross multiply
    522,251.57x = 783,377.37 × 344,717.07
  4. Step 4: Simplify right side
    522,251.57x = 270,043,548,753.04
  5. Step 5: Solve for x
    x = 270,043,548,753.04/522,251.57
  6. Step 6: Final answer
    x = 517,075.61

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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.