Home / 673,643.87-1,010,104.94-274,078.97

Finding the Fourth Proportional to 673,643.87, 1,010,104.94 and 274,078.97

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Solution

The fourth proportional to 673,643.87, 1,010,104.94 and 274,078.97 is: 410,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,643.87 : 1,010,104.94 = 274,078.97 : x
  2. Step 2: Convert to fraction form
    673,643.87/1,010,104.94 = 274,078.97/x
  3. Step 3: Cross multiply
    673,643.87x = 1,010,104.94 × 274,078.97
  4. Step 4: Simplify right side
    673,643.87x = 276,848,517,181.79
  5. Step 5: Solve for x
    x = 276,848,517,181.79/673,643.87
  6. Step 6: Final answer
    x = 410,971.63

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1.5x scale

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.