Home / 468,865.14-646,819.47-277,769.94

Finding the Fourth Proportional to 468,865.14, 646,819.47 and 277,769.94

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Solution

The fourth proportional to 468,865.14, 646,819.47 and 277,769.94 is: 383,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,865.14 : 646,819.47 = 277,769.94 : x
  2. Step 2: Convert to fraction form
    468,865.14/646,819.47 = 277,769.94/x
  3. Step 3: Cross multiply
    468,865.14x = 646,819.47 × 277,769.94
  4. Step 4: Simplify right side
    468,865.14x = 179,667,005,372.73
  5. Step 5: Solve for x
    x = 179,667,005,372.73/468,865.14
  6. Step 6: Final answer
    x = 383,195.49

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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.