Home / 481,211.31-664,077.51-266,371.41

Finding the Fourth Proportional to 481,211.31, 664,077.51 and 266,371.41

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Solution

The fourth proportional to 481,211.31, 664,077.51 and 266,371.41 is: 367,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,211.31 : 664,077.51 = 266,371.41 : x
  2. Step 2: Convert to fraction form
    481,211.31/664,077.51 = 266,371.41/x
  3. Step 3: Cross multiply
    481,211.31x = 664,077.51 × 266,371.41
  4. Step 4: Simplify right side
    481,211.31x = 176,891,262,687.99
  5. Step 5: Solve for x
    x = 176,891,262,687.99/481,211.31
  6. Step 6: Final answer
    x = 367,595.81

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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.