Home / 481,082.11-663,876.97-266,231.23

Finding the Fourth Proportional to 481,082.11, 663,876.97 and 266,231.23

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Solution

The fourth proportional to 481,082.11, 663,876.97 and 266,231.23 is: 367,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,082.11 : 663,876.97 = 266,231.23 : x
  2. Step 2: Convert to fraction form
    481,082.11/663,876.97 = 266,231.23/x
  3. Step 3: Cross multiply
    481,082.11x = 663,876.97 × 266,231.23
  4. Step 4: Simplify right side
    481,082.11x = 176,744,779,966.50
  5. Step 5: Solve for x
    x = 176,744,779,966.50/481,082.11
  6. Step 6: Final answer
    x = 367,390.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.