Home / 454,720.38-682,133.25-151,141.68

Finding the Fourth Proportional to 454,720.38, 682,133.25 and 151,141.68

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Solution

The fourth proportional to 454,720.38, 682,133.25 and 151,141.68 is: 226,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,720.38 : 682,133.25 = 151,141.68 : x
  2. Step 2: Convert to fraction form
    454,720.38/682,133.25 = 151,141.68/x
  3. Step 3: Cross multiply
    454,720.38x = 682,133.25 × 151,141.68
  4. Step 4: Simplify right side
    454,720.38x = 103,098,765,388.86
  5. Step 5: Solve for x
    x = 103,098,765,388.86/454,720.38
  6. Step 6: Final answer
    x = 226,730.03

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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.