Home / 998,298.88-1,377,652.88-545,589.88

Finding the Fourth Proportional to 998,298.88, 1,377,652.88 and 545,589.88

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Solution

The fourth proportional to 998,298.88, 1,377,652.88 and 545,589.88 is: 752,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,298.88 : 1,377,652.88 = 545,589.88 : x
  2. Step 2: Convert to fraction form
    998,298.88/1,377,652.88 = 545,589.88/x
  3. Step 3: Cross multiply
    998,298.88x = 1,377,652.88 × 545,589.88
  4. Step 4: Simplify right side
    998,298.88x = 751,633,469,480.85
  5. Step 5: Solve for x
    x = 751,633,469,480.85/998,298.88
  6. Step 6: Final answer
    x = 752,914.27

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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.