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Finding the Fourth Proportional to 457,563.52, 631,450.25 and 250,843.42

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Solution

The fourth proportional to 457,563.52, 631,450.25 and 250,843.42 is: 346,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,563.52 : 631,450.25 = 250,843.42 : x
  2. Step 2: Convert to fraction form
    457,563.52/631,450.25 = 250,843.42/x
  3. Step 3: Cross multiply
    457,563.52x = 631,450.25 × 250,843.42
  4. Step 4: Simplify right side
    457,563.52x = 158,395,140,269.86
  5. Step 5: Solve for x
    x = 158,395,140,269.86/457,563.52
  6. Step 6: Final answer
    x = 346,170.82

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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.