Home / 946,481.06-1,306,133.97-516,759.86

Finding the Fourth Proportional to 946,481.06, 1,306,133.97 and 516,759.86

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Solution

The fourth proportional to 946,481.06, 1,306,133.97 and 516,759.86 is: 713,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,481.06 : 1,306,133.97 = 516,759.86 : x
  2. Step 2: Convert to fraction form
    946,481.06/1,306,133.97 = 516,759.86/x
  3. Step 3: Cross multiply
    946,481.06x = 1,306,133.97 × 516,759.86
  4. Step 4: Simplify right side
    946,481.06x = 674,957,607,478.44
  5. Step 5: Solve for x
    x = 674,957,607,478.44/946,481.06
  6. Step 6: Final answer
    x = 713,123.21

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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.