Home / 454,157.48-681,753-229,771.28

Finding the Fourth Proportional to 454,157.48, 681,753 and 229,771.28

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Solution

The fourth proportional to 454,157.48, 681,753 and 229,771.28 is: 344,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,157.48 : 681,753 = 229,771.28 : x
  2. Step 2: Convert to fraction form
    454,157.48/681,753 = 229,771.28/x
  3. Step 3: Cross multiply
    454,157.48x = 681,753 × 229,771.28
  4. Step 4: Simplify right side
    454,157.48x = 156,647,259,453.84
  5. Step 5: Solve for x
    x = 156,647,259,453.84/454,157.48
  6. Step 6: Final answer
    x = 344,918.37

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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.