Home / 998,297.88-1,377,651.50-545,588.88

Finding the Fourth Proportional to 998,297.88, 1,377,651.50 and 545,588.88

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Solution

The fourth proportional to 998,297.88, 1,377,651.50 and 545,588.88 is: 752,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,297.88 : 1,377,651.50 = 545,588.88 : x
  2. Step 2: Convert to fraction form
    998,297.88/1,377,651.50 = 545,588.88/x
  3. Step 3: Cross multiply
    998,297.88x = 1,377,651.50 × 545,588.88
  4. Step 4: Simplify right side
    998,297.88x = 751,631,338,915.32
  5. Step 5: Solve for x
    x = 751,631,338,915.32/998,297.88
  6. Step 6: Final answer
    x = 752,912.89

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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.