Home / 454,808.78-682,065.58-151,121.38

Finding the Fourth Proportional to 454,808.78, 682,065.58 and 151,121.38

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Solution

The fourth proportional to 454,808.78, 682,065.58 and 151,121.38 is: 226,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,808.78 : 682,065.58 = 151,121.38 : x
  2. Step 2: Convert to fraction form
    454,808.78/682,065.58 = 151,121.38/x
  3. Step 3: Cross multiply
    454,808.78x = 682,065.58 × 151,121.38
  4. Step 4: Simplify right side
    454,808.78x = 103,074,689,103.08
  5. Step 5: Solve for x
    x = 103,074,689,103.08/454,808.78
  6. Step 6: Final answer
    x = 226,633.03

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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.