Home / 381,082.33-571,844.87-170,720.27

Finding the Fourth Proportional to 381,082.33, 571,844.87 and 170,720.27

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Solution

The fourth proportional to 381,082.33, 571,844.87 and 170,720.27 is: 256,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,082.33 : 571,844.87 = 170,720.27 : x
  2. Step 2: Convert to fraction form
    381,082.33/571,844.87 = 170,720.27/x
  3. Step 3: Cross multiply
    381,082.33x = 571,844.87 × 170,720.27
  4. Step 4: Simplify right side
    381,082.33x = 97,625,510,604.51
  5. Step 5: Solve for x
    x = 97,625,510,604.51/381,082.33
  6. Step 6: Final answer
    x = 256,179.58

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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.