Home / 629,404.68-868,588.38-342,924.66

Finding the Fourth Proportional to 629,404.68, 868,588.38 and 342,924.66

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Solution

The fourth proportional to 629,404.68, 868,588.38 and 342,924.66 is: 473,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,404.68 : 868,588.38 = 342,924.66 : x
  2. Step 2: Convert to fraction form
    629,404.68/868,588.38 = 342,924.66/x
  3. Step 3: Cross multiply
    629,404.68x = 868,588.38 × 342,924.66
  4. Step 4: Simplify right side
    629,404.68x = 297,860,374,891.45
  5. Step 5: Solve for x
    x = 297,860,374,891.45/629,404.68
  6. Step 6: Final answer
    x = 473,241.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.