Home / 998,324.44-1,377,687.60-545,615.44

Finding the Fourth Proportional to 998,324.44, 1,377,687.60 and 545,615.44

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Solution

The fourth proportional to 998,324.44, 1,377,687.60 and 545,615.44 is: 752,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,324.44 : 1,377,687.60 = 545,615.44 : x
  2. Step 2: Convert to fraction form
    998,324.44/1,377,687.60 = 545,615.44/x
  3. Step 3: Cross multiply
    998,324.44x = 1,377,687.60 × 545,615.44
  4. Step 4: Simplify right side
    998,324.44x = 751,687,626,056.54
  5. Step 5: Solve for x
    x = 751,687,626,056.54/998,324.44
  6. Step 6: Final answer
    x = 752,949.24

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1.5x scale

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.