Home / 414,377.63-571,634.12-261,605.15

Finding the Fourth Proportional to 414,377.63, 571,634.12 and 261,605.15

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Solution

The fourth proportional to 414,377.63, 571,634.12 and 261,605.15 is: 360,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,377.63 : 571,634.12 = 261,605.15 : x
  2. Step 2: Convert to fraction form
    414,377.63/571,634.12 = 261,605.15/x
  3. Step 3: Cross multiply
    414,377.63x = 571,634.12 × 261,605.15
  4. Step 4: Simplify right side
    414,377.63x = 149,542,428,399.69
  5. Step 5: Solve for x
    x = 149,542,428,399.69/414,377.63
  6. Step 6: Final answer
    x = 360,884.41

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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.