Home / 988,190.44-1,481,922.46-339,582.60

Finding the Fourth Proportional to 988,190.44, 1,481,922.46 and 339,582.60

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Solution

The fourth proportional to 988,190.44, 1,481,922.46 and 339,582.60 is: 509,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,190.44 : 1,481,922.46 = 339,582.60 : x
  2. Step 2: Convert to fraction form
    988,190.44/1,481,922.46 = 339,582.60/x
  3. Step 3: Cross multiply
    988,190.44x = 1,481,922.46 × 339,582.60
  4. Step 4: Simplify right side
    988,190.44x = 503,235,081,965.20
  5. Step 5: Solve for x
    x = 503,235,081,965.20/988,190.44
  6. Step 6: Final answer
    x = 509,249.09

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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.