Home / 998,014.50-1,377,260.01-545,305.50

Finding the Fourth Proportional to 998,014.50, 1,377,260.01 and 545,305.50

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Solution

The fourth proportional to 998,014.50, 1,377,260.01 and 545,305.50 is: 752,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,014.50 : 1,377,260.01 = 545,305.50 : x
  2. Step 2: Convert to fraction form
    998,014.50/1,377,260.01 = 545,305.50/x
  3. Step 3: Cross multiply
    998,014.50x = 1,377,260.01 × 545,305.50
  4. Step 4: Simplify right side
    998,014.50x = 751,027,458,383.06
  5. Step 5: Solve for x
    x = 751,027,458,383.06/998,014.50
  6. Step 6: Final answer
    x = 752,521.59

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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.