Home / 629,854.52-945,327.78-330,546.56

Finding the Fourth Proportional to 629,854.52, 945,327.78 and 330,546.56

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Solution

The fourth proportional to 629,854.52, 945,327.78 and 330,546.56 is: 496,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,854.52 : 945,327.78 = 330,546.56 : x
  2. Step 2: Convert to fraction form
    629,854.52/945,327.78 = 330,546.56/x
  3. Step 3: Cross multiply
    629,854.52x = 945,327.78 × 330,546.56
  4. Step 4: Simplify right side
    629,854.52x = 312,474,841,024.80
  5. Step 5: Solve for x
    x = 312,474,841,024.80/629,854.52
  6. Step 6: Final answer
    x = 496,106.38

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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.