Home / 843,371.19-1,265,055.23-274,751.61

Finding the Fourth Proportional to 843,371.19, 1,265,055.23 and 274,751.61

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Solution

The fourth proportional to 843,371.19, 1,265,055.23 and 274,751.61 is: 412,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,371.19 : 1,265,055.23 = 274,751.61 : x
  2. Step 2: Convert to fraction form
    843,371.19/1,265,055.23 = 274,751.61/x
  3. Step 3: Cross multiply
    843,371.19x = 1,265,055.23 × 274,751.61
  4. Step 4: Simplify right side
    843,371.19x = 347,575,964,240.28
  5. Step 5: Solve for x
    x = 347,575,964,240.28/843,371.19
  6. Step 6: Final answer
    x = 412,126.91

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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.