Home / 481,815.09-664,882.43-264,022.47

Finding the Fourth Proportional to 481,815.09, 664,882.43 and 264,022.47

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Solution

The fourth proportional to 481,815.09, 664,882.43 and 264,022.47 is: 364,338.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,815.09 : 664,882.43 = 264,022.47 : x
  2. Step 2: Convert to fraction form
    481,815.09/664,882.43 = 264,022.47/x
  3. Step 3: Cross multiply
    481,815.09x = 664,882.43 × 264,022.47
  4. Step 4: Simplify right side
    481,815.09x = 175,543,900,108.09
  5. Step 5: Solve for x
    x = 175,543,900,108.09/481,815.09
  6. Step 6: Final answer
    x = 364,338.73

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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.