Home / 988,194.44-1,481,928.46-339,586.60

Finding the Fourth Proportional to 988,194.44, 1,481,928.46 and 339,586.60

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Solution

The fourth proportional to 988,194.44, 1,481,928.46 and 339,586.60 is: 509,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,194.44 : 1,481,928.46 = 339,586.60 : x
  2. Step 2: Convert to fraction form
    988,194.44/1,481,928.46 = 339,586.60/x
  3. Step 3: Cross multiply
    988,194.44x = 1,481,928.46 × 339,586.60
  4. Step 4: Simplify right side
    988,194.44x = 503,243,047,174.64
  5. Step 5: Solve for x
    x = 503,243,047,174.64/988,194.44
  6. Step 6: Final answer
    x = 509,255.09

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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.