Home / 419,849.96-579,372.01-238,537.94

Finding the Fourth Proportional to 419,849.96, 579,372.01 and 238,537.94

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Solution

The fourth proportional to 419,849.96, 579,372.01 and 238,537.94 is: 329,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,849.96 : 579,372.01 = 238,537.94 : x
  2. Step 2: Convert to fraction form
    419,849.96/579,372.01 = 238,537.94/x
  3. Step 3: Cross multiply
    419,849.96x = 579,372.01 × 238,537.94
  4. Step 4: Simplify right side
    419,849.96x = 138,202,202,265.86
  5. Step 5: Solve for x
    x = 138,202,202,265.86/419,849.96
  6. Step 6: Final answer
    x = 329,170.46

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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.