Home / 629,481.62-943,535.43-309,853.46

Finding the Fourth Proportional to 629,481.62, 943,535.43 and 309,853.46

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Solution

The fourth proportional to 629,481.62, 943,535.43 and 309,853.46 is: 464,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,481.62 : 943,535.43 = 309,853.46 : x
  2. Step 2: Convert to fraction form
    629,481.62/943,535.43 = 309,853.46/x
  3. Step 3: Cross multiply
    629,481.62x = 943,535.43 × 309,853.46
  4. Step 4: Simplify right side
    629,481.62x = 292,357,717,618.09
  5. Step 5: Solve for x
    x = 292,357,717,618.09/629,481.62
  6. Step 6: Final answer
    x = 464,442.02

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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.