Home / 998,019.36-1,377,265.38-568,299.50

Finding the Fourth Proportional to 998,019.36, 1,377,265.38 and 568,299.50

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Solution

The fourth proportional to 998,019.36, 1,377,265.38 and 568,299.50 is: 784,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,019.36 : 1,377,265.38 = 568,299.50 : x
  2. Step 2: Convert to fraction form
    998,019.36/1,377,265.38 = 568,299.50/x
  3. Step 3: Cross multiply
    998,019.36x = 1,377,265.38 × 568,299.50
  4. Step 4: Simplify right side
    998,019.36x = 782,699,226,821.31
  5. Step 5: Solve for x
    x = 782,699,226,821.31/998,019.36
  6. Step 6: Final answer
    x = 784,252.55

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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.