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Finding the Fourth Proportional to 474,735.25, 712,277.84 and 250,086.61

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Solution

The fourth proportional to 474,735.25, 712,277.84 and 250,086.61 is: 375,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,735.25 : 712,277.84 = 250,086.61 : x
  2. Step 2: Convert to fraction form
    474,735.25/712,277.84 = 250,086.61/x
  3. Step 3: Cross multiply
    474,735.25x = 712,277.84 × 250,086.61
  4. Step 4: Simplify right side
    474,735.25x = 178,131,150,383.72
  5. Step 5: Solve for x
    x = 178,131,150,383.72/474,735.25
  6. Step 6: Final answer
    x = 375,222.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.