Home / 809,677.74-1,213,187.28-276,908.10

Finding the Fourth Proportional to 809,677.74, 1,213,187.28 and 276,908.10

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Solution

The fourth proportional to 809,677.74, 1,213,187.28 and 276,908.10 is: 414,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,677.74 : 1,213,187.28 = 276,908.10 : x
  2. Step 2: Convert to fraction form
    809,677.74/1,213,187.28 = 276,908.10/x
  3. Step 3: Cross multiply
    809,677.74x = 1,213,187.28 × 276,908.10
  4. Step 4: Simplify right side
    809,677.74x = 335,941,384,648.97
  5. Step 5: Solve for x
    x = 335,941,384,648.97/809,677.74
  6. Step 6: Final answer
    x = 414,907.52

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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.