Home / 843,614.73-1,265,554.06-274,863.80

Finding the Fourth Proportional to 843,614.73, 1,265,554.06 and 274,863.80

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Solution

The fourth proportional to 843,614.73, 1,265,554.06 and 274,863.80 is: 412,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,614.73 : 1,265,554.06 = 274,863.80 : x
  2. Step 2: Convert to fraction form
    843,614.73/1,265,554.06 = 274,863.80/x
  3. Step 3: Cross multiply
    843,614.73x = 1,265,554.06 × 274,863.80
  4. Step 4: Simplify right side
    843,614.73x = 347,855,000,513.75
  5. Step 5: Solve for x
    x = 347,855,000,513.75/843,614.73
  6. Step 6: Final answer
    x = 412,338.70

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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.