Home / 875,897.73-1,313,732.97-276,919.32

Finding the Fourth Proportional to 875,897.73, 1,313,732.97 and 276,919.32

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Solution

The fourth proportional to 875,897.73, 1,313,732.97 and 276,919.32 is: 415,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,897.73 : 1,313,732.97 = 276,919.32 : x
  2. Step 2: Convert to fraction form
    875,897.73/1,313,732.97 = 276,919.32/x
  3. Step 3: Cross multiply
    875,897.73x = 1,313,732.97 × 276,919.32
  4. Step 4: Simplify right side
    875,897.73x = 363,798,040,713.98
  5. Step 5: Solve for x
    x = 363,798,040,713.98/875,897.73
  6. Step 6: Final answer
    x = 415,343.06

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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.