Home / 998,498.66-1,377,927.24-539,612.96

Finding the Fourth Proportional to 998,498.66, 1,377,927.24 and 539,612.96

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Solution

The fourth proportional to 998,498.66, 1,377,927.24 and 539,612.96 is: 744,665.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,498.66 : 1,377,927.24 = 539,612.96 : x
  2. Step 2: Convert to fraction form
    998,498.66/1,377,927.24 = 539,612.96/x
  3. Step 3: Cross multiply
    998,498.66x = 1,377,927.24 × 539,612.96
  4. Step 4: Simplify right side
    998,498.66x = 743,547,396,641.03
  5. Step 5: Solve for x
    x = 743,547,396,641.03/998,498.66
  6. Step 6: Final answer
    x = 744,665.39

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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.