Home / 970,761.33-1,456,273.26-911,712.33

Finding the Fourth Proportional to 970,761.33, 1,456,273.26 and 911,712.33

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Solution

The fourth proportional to 970,761.33, 1,456,273.26 and 911,712.33 is: 1,367,691.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,761.33 : 1,456,273.26 = 911,712.33 : x
  2. Step 2: Convert to fraction form
    970,761.33/1,456,273.26 = 911,712.33/x
  3. Step 3: Cross multiply
    970,761.33x = 1,456,273.26 × 911,712.33
  4. Step 4: Simplify right side
    970,761.33x = 1,327,702,286,991.30
  5. Step 5: Solve for x
    x = 1,327,702,286,991.30/970,761.33
  6. Step 6: Final answer
    x = 1,367,691.78

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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.