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Finding the Fourth Proportional to 426,881.88, 589,073.82 and 235,882.97

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Solution

The fourth proportional to 426,881.88, 589,073.82 and 235,882.97 is: 325,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,881.88 : 589,073.82 = 235,882.97 : x
  2. Step 2: Convert to fraction form
    426,881.88/589,073.82 = 235,882.97/x
  3. Step 3: Cross multiply
    426,881.88x = 589,073.82 × 235,882.97
  4. Step 4: Simplify right side
    426,881.88x = 138,952,480,589.94
  5. Step 5: Solve for x
    x = 138,952,480,589.94/426,881.88
  6. Step 6: Final answer
    x = 325,505.69

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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.