Home / 457,891.14-631,928.58-254,007.75

Finding the Fourth Proportional to 457,891.14, 631,928.58 and 254,007.75

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Solution

The fourth proportional to 457,891.14, 631,928.58 and 254,007.75 is: 350,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,891.14 : 631,928.58 = 254,007.75 : x
  2. Step 2: Convert to fraction form
    457,891.14/631,928.58 = 254,007.75/x
  3. Step 3: Cross multiply
    457,891.14x = 631,928.58 × 254,007.75
  4. Step 4: Simplify right side
    457,891.14x = 160,514,755,879.30
  5. Step 5: Solve for x
    x = 160,514,755,879.30/457,891.14
  6. Step 6: Final answer
    x = 350,552.22

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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.