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Finding the Fourth Proportional to 629,687.48, 944,897.12 and 264,922.37

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Solution

The fourth proportional to 629,687.48, 944,897.12 and 264,922.37 is: 397,537.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,687.48 : 944,897.12 = 264,922.37 : x
  2. Step 2: Convert to fraction form
    629,687.48/944,897.12 = 264,922.37/x
  3. Step 3: Cross multiply
    629,687.48x = 944,897.12 × 264,922.37
  4. Step 4: Simplify right side
    629,687.48x = 250,324,384,436.57
  5. Step 5: Solve for x
    x = 250,324,384,436.57/629,687.48
  6. Step 6: Final answer
    x = 397,537.50

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1.5x scale

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.