Home / 998,419.39-1,377,915.66-590,652.49

Finding the Fourth Proportional to 998,419.39, 1,377,915.66 and 590,652.49

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Solution

The fourth proportional to 998,419.39, 1,377,915.66 and 590,652.49 is: 815,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,419.39 : 1,377,915.66 = 590,652.49 : x
  2. Step 2: Convert to fraction form
    998,419.39/1,377,915.66 = 590,652.49/x
  3. Step 3: Cross multiply
    998,419.39x = 1,377,915.66 × 590,652.49
  4. Step 4: Simplify right side
    998,419.39x = 813,869,315,588.99
  5. Step 5: Solve for x
    x = 813,869,315,588.99/998,419.39
  6. Step 6: Final answer
    x = 815,157.76

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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.