Home / 629,435.52-943,793.28-292,302.72

Finding the Fourth Proportional to 629,435.52, 943,793.28 and 292,302.72

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Solution

The fourth proportional to 629,435.52, 943,793.28 and 292,302.72 is: 438,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,435.52 : 943,793.28 = 292,302.72 : x
  2. Step 2: Convert to fraction form
    629,435.52/943,793.28 = 292,302.72/x
  3. Step 3: Cross multiply
    629,435.52x = 943,793.28 × 292,302.72
  4. Step 4: Simplify right side
    629,435.52x = 275,873,342,861.72
  5. Step 5: Solve for x
    x = 275,873,342,861.72/629,435.52
  6. Step 6: Final answer
    x = 438,286.90

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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.