Home / 998,473.97-1,377,990.52-590,706.92

Finding the Fourth Proportional to 998,473.97, 1,377,990.52 and 590,706.92

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Solution

The fourth proportional to 998,473.97, 1,377,990.52 and 590,706.92 is: 815,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,473.97 : 1,377,990.52 = 590,706.92 : x
  2. Step 2: Convert to fraction form
    998,473.97/1,377,990.52 = 590,706.92/x
  3. Step 3: Cross multiply
    998,473.97x = 1,377,990.52 × 590,706.92
  4. Step 4: Simplify right side
    998,473.97x = 813,988,527,491.68
  5. Step 5: Solve for x
    x = 813,988,527,491.68/998,473.97
  6. Step 6: Final answer
    x = 815,232.60

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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.