Home / 998,552.89-1,377,896.70-590,670.10

Finding the Fourth Proportional to 998,552.89, 1,377,896.70 and 590,670.10

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Solution

The fourth proportional to 998,552.89, 1,377,896.70 and 590,670.10 is: 815,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,552.89 : 1,377,896.70 = 590,670.10 : x
  2. Step 2: Convert to fraction form
    998,552.89/1,377,896.70 = 590,670.10/x
  3. Step 3: Cross multiply
    998,552.89x = 1,377,896.70 × 590,670.10
  4. Step 4: Simplify right side
    998,552.89x = 813,882,381,578.67
  5. Step 5: Solve for x
    x = 813,882,381,578.67/998,552.89
  6. Step 6: Final answer
    x = 815,061.87

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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.