Home / 791,775.94-1,187,481.25-472,017.51

Finding the Fourth Proportional to 791,775.94, 1,187,481.25 and 472,017.51

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Solution

The fourth proportional to 791,775.94, 1,187,481.25 and 472,017.51 is: 707,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,775.94 : 1,187,481.25 = 472,017.51 : x
  2. Step 2: Convert to fraction form
    791,775.94/1,187,481.25 = 472,017.51/x
  3. Step 3: Cross multiply
    791,775.94x = 1,187,481.25 × 472,017.51
  4. Step 4: Simplify right side
    791,775.94x = 560,511,942,796.69
  5. Step 5: Solve for x
    x = 560,511,942,796.69/791,775.94
  6. Step 6: Final answer
    x = 707,917.37

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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.