Home / 321,938.24-444,302.88-187,845.44

Finding the Fourth Proportional to 321,938.24, 444,302.88 and 187,845.44

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Solution

The fourth proportional to 321,938.24, 444,302.88 and 187,845.44 is: 259,243.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,938.24 : 444,302.88 = 187,845.44 : x
  2. Step 2: Convert to fraction form
    321,938.24/444,302.88 = 187,845.44/x
  3. Step 3: Cross multiply
    321,938.24x = 444,302.88 × 187,845.44
  4. Step 4: Simplify right side
    321,938.24x = 83,460,269,986.87
  5. Step 5: Solve for x
    x = 83,460,269,986.87/321,938.24
  6. Step 6: Final answer
    x = 259,243.11

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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.