Home / 481,013.48-663,799.38-266,162.60

Finding the Fourth Proportional to 481,013.48, 663,799.38 and 266,162.60

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Solution

The fourth proportional to 481,013.48, 663,799.38 and 266,162.60 is: 367,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,013.48 : 663,799.38 = 266,162.60 : x
  2. Step 2: Convert to fraction form
    481,013.48/663,799.38 = 266,162.60/x
  3. Step 3: Cross multiply
    481,013.48x = 663,799.38 × 266,162.60
  4. Step 4: Simplify right side
    481,013.48x = 176,678,568,859.19
  5. Step 5: Solve for x
    x = 176,678,568,859.19/481,013.48
  6. Step 6: Final answer
    x = 367,304.82

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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.