Home / 673,976.09-1,010,961.26-274,527.77

Finding the Fourth Proportional to 673,976.09, 1,010,961.26 and 274,527.77

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Solution

The fourth proportional to 673,976.09, 1,010,961.26 and 274,527.77 is: 411,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,976.09 : 1,010,961.26 = 274,527.77 : x
  2. Step 2: Convert to fraction form
    673,976.09/1,010,961.26 = 274,527.77/x
  3. Step 3: Cross multiply
    673,976.09x = 1,010,961.26 × 274,527.77
  4. Step 4: Simplify right side
    673,976.09x = 277,536,938,891.55
  5. Step 5: Solve for x
    x = 277,536,938,891.55/673,976.09
  6. Step 6: Final answer
    x = 411,790.48

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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.