Home / 942,087.68-1,412,789.68-515,940.16

Finding the Fourth Proportional to 942,087.68, 1,412,789.68 and 515,940.16

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Solution

The fourth proportional to 942,087.68, 1,412,789.68 and 515,940.16 is: 773,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,087.68 : 1,412,789.68 = 515,940.16 : x
  2. Step 2: Convert to fraction form
    942,087.68/1,412,789.68 = 515,940.16/x
  3. Step 3: Cross multiply
    942,087.68x = 1,412,789.68 × 515,940.16
  4. Step 4: Simplify right side
    942,087.68x = 728,914,933,545.55
  5. Step 5: Solve for x
    x = 728,914,933,545.55/942,087.68
  6. Step 6: Final answer
    x = 773,723.03

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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.