Home / 998,357.73-1,498,210.47-391,070.73

Finding the Fourth Proportional to 998,357.73, 1,498,210.47 and 391,070.73

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Solution

The fourth proportional to 998,357.73, 1,498,210.47 and 391,070.73 is: 586,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,357.73 : 1,498,210.47 = 391,070.73 : x
  2. Step 2: Convert to fraction form
    998,357.73/1,498,210.47 = 391,070.73/x
  3. Step 3: Cross multiply
    998,357.73x = 1,498,210.47 × 391,070.73
  4. Step 4: Simplify right side
    998,357.73x = 585,906,262,196.54
  5. Step 5: Solve for x
    x = 585,906,262,196.54/998,357.73
  6. Step 6: Final answer
    x = 586,870.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.