Home / 888,409.65-1,332,316.26-289,229.97

Finding the Fourth Proportional to 888,409.65, 1,332,316.26 and 289,229.97

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Solution

The fourth proportional to 888,409.65, 1,332,316.26 and 289,229.97 is: 433,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,409.65 : 1,332,316.26 = 289,229.97 : x
  2. Step 2: Convert to fraction form
    888,409.65/1,332,316.26 = 289,229.97/x
  3. Step 3: Cross multiply
    888,409.65x = 1,332,316.26 × 289,229.97
  4. Step 4: Simplify right side
    888,409.65x = 385,345,791,910.31
  5. Step 5: Solve for x
    x = 385,345,791,910.31/888,409.65
  6. Step 6: Final answer
    x = 433,747.87

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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.