Home / 755,100.87-1,042,060.14-410,939.97

Finding the Fourth Proportional to 755,100.87, 1,042,060.14 and 410,939.97

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Solution

The fourth proportional to 755,100.87, 1,042,060.14 and 410,939.97 is: 567,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,100.87 : 1,042,060.14 = 410,939.97 : x
  2. Step 2: Convert to fraction form
    755,100.87/1,042,060.14 = 410,939.97/x
  3. Step 3: Cross multiply
    755,100.87x = 1,042,060.14 × 410,939.97
  4. Step 4: Simplify right side
    755,100.87x = 428,224,162,669.80
  5. Step 5: Solve for x
    x = 428,224,162,669.80/755,100.87
  6. Step 6: Final answer
    x = 567,108.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.