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Finding the Fourth Proportional to 633,777.75, 950,026.92 and 397,286.51

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Solution

The fourth proportional to 633,777.75, 950,026.92 and 397,286.51 is: 595,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,777.75 : 950,026.92 = 397,286.51 : x
  2. Step 2: Convert to fraction form
    633,777.75/950,026.92 = 397,286.51/x
  3. Step 3: Cross multiply
    633,777.75x = 950,026.92 × 397,286.51
  4. Step 4: Simplify right side
    633,777.75x = 377,432,874,702.72
  5. Step 5: Solve for x
    x = 377,432,874,702.72/633,777.75
  6. Step 6: Final answer
    x = 595,528.76

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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.