Home / 547,253.46-822,125.43-395,917.38

Finding the Fourth Proportional to 547,253.46, 822,125.43 and 395,917.38

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Solution

The fourth proportional to 547,253.46, 822,125.43 and 395,917.38 is: 594,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,253.46 : 822,125.43 = 395,917.38 : x
  2. Step 2: Convert to fraction form
    547,253.46/822,125.43 = 395,917.38/x
  3. Step 3: Cross multiply
    547,253.46x = 822,125.43 × 395,917.38
  4. Step 4: Simplify right side
    547,253.46x = 325,493,746,276.97
  5. Step 5: Solve for x
    x = 325,493,746,276.97/547,253.46
  6. Step 6: Final answer
    x = 594,776.95

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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.