Home / 378,664.14-567,996.03-112,424.52

Finding the Fourth Proportional to 378,664.14, 567,996.03 and 112,424.52

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Solution

The fourth proportional to 378,664.14, 567,996.03 and 112,424.52 is: 168,636.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,664.14 : 567,996.03 = 112,424.52 : x
  2. Step 2: Convert to fraction form
    378,664.14/567,996.03 = 112,424.52/x
  3. Step 3: Cross multiply
    378,664.14x = 567,996.03 × 112,424.52
  4. Step 4: Simplify right side
    378,664.14x = 63,856,681,034.66
  5. Step 5: Solve for x
    x = 63,856,681,034.66/378,664.14
  6. Step 6: Final answer
    x = 168,636.73

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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.