Home / 843,371.75-1,265,056.09-274,752.18

Finding the Fourth Proportional to 843,371.75, 1,265,056.09 and 274,752.18

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Solution

The fourth proportional to 843,371.75, 1,265,056.09 and 274,752.18 is: 412,127.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,371.75 : 1,265,056.09 = 274,752.18 : x
  2. Step 2: Convert to fraction form
    843,371.75/1,265,056.09 = 274,752.18/x
  3. Step 3: Cross multiply
    843,371.75x = 1,265,056.09 × 274,752.18
  4. Step 4: Simplify right side
    843,371.75x = 347,576,917,862.90
  5. Step 5: Solve for x
    x = 347,576,917,862.90/843,371.75
  6. Step 6: Final answer
    x = 412,127.77

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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.