Home / 998,819.25-1,377,451.34-654,530.14

Finding the Fourth Proportional to 998,819.25, 1,377,451.34 and 654,530.14

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Solution

The fourth proportional to 998,819.25, 1,377,451.34 and 654,530.14 is: 902,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,819.25 : 1,377,451.34 = 654,530.14 : x
  2. Step 2: Convert to fraction form
    998,819.25/1,377,451.34 = 654,530.14/x
  3. Step 3: Cross multiply
    998,819.25x = 1,377,451.34 × 654,530.14
  4. Step 4: Simplify right side
    998,819.25x = 901,583,414,969.76
  5. Step 5: Solve for x
    x = 901,583,414,969.76/998,819.25
  6. Step 6: Final answer
    x = 902,649.22

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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.