Home / 694,869.76-1,042,293.66-221,551.92

Finding the Fourth Proportional to 694,869.76, 1,042,293.66 and 221,551.92

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Solution

The fourth proportional to 694,869.76, 1,042,293.66 and 221,551.92 is: 332,324.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,869.76 : 1,042,293.66 = 221,551.92 : x
  2. Step 2: Convert to fraction form
    694,869.76/1,042,293.66 = 221,551.92/x
  3. Step 3: Cross multiply
    694,869.76x = 1,042,293.66 × 221,551.92
  4. Step 4: Simplify right side
    694,869.76x = 230,922,161,576.83
  5. Step 5: Solve for x
    x = 230,922,161,576.83/694,869.76
  6. Step 6: Final answer
    x = 332,324.38

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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.