Home / 843,285.92-1,265,017.68-274,711.52

Finding the Fourth Proportional to 843,285.92, 1,265,017.68 and 274,711.52

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Solution

The fourth proportional to 843,285.92, 1,265,017.68 and 274,711.52 is: 412,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,285.92 : 1,265,017.68 = 274,711.52 : x
  2. Step 2: Convert to fraction form
    843,285.92/1,265,017.68 = 274,711.52/x
  3. Step 3: Cross multiply
    843,285.92x = 1,265,017.68 × 274,711.52
  4. Step 4: Simplify right side
    843,285.92x = 347,514,929,699.67
  5. Step 5: Solve for x
    x = 347,514,929,699.67/843,285.92
  6. Step 6: Final answer
    x = 412,096.21

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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.