Home / 275,660.34-413,240.82-191,460.26

Finding the Fourth Proportional to 275,660.34, 413,240.82 and 191,460.26

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Solution

The fourth proportional to 275,660.34, 413,240.82 and 191,460.26 is: 287,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,660.34 : 413,240.82 = 191,460.26 : x
  2. Step 2: Convert to fraction form
    275,660.34/413,240.82 = 191,460.26/x
  3. Step 3: Cross multiply
    275,660.34x = 413,240.82 × 191,460.26
  4. Step 4: Simplify right side
    275,660.34x = 79,119,194,839.81
  5. Step 5: Solve for x
    x = 79,119,194,839.81/275,660.34
  6. Step 6: Final answer
    x = 287,016.97

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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.