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Finding the Fourth Proportional to 426,771.72, 588,956.92 and 235,797.48

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Solution

The fourth proportional to 426,771.72, 588,956.92 and 235,797.48 is: 325,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,771.72 : 588,956.92 = 235,797.48 : x
  2. Step 2: Convert to fraction form
    426,771.72/588,956.92 = 235,797.48/x
  3. Step 3: Cross multiply
    426,771.72x = 588,956.92 × 235,797.48
  4. Step 4: Simplify right side
    426,771.72x = 138,874,557,564.56
  5. Step 5: Solve for x
    x = 138,874,557,564.56/426,771.72
  6. Step 6: Final answer
    x = 325,407.12

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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.