Home / 629,536.68-943,617.78-309,908.52

Finding the Fourth Proportional to 629,536.68, 943,617.78 and 309,908.52

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Solution

The fourth proportional to 629,536.68, 943,617.78 and 309,908.52 is: 464,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,536.68 : 943,617.78 = 309,908.52 : x
  2. Step 2: Convert to fraction form
    629,536.68/943,617.78 = 309,908.52/x
  3. Step 3: Cross multiply
    629,536.68x = 943,617.78 × 309,908.52
  4. Step 4: Simplify right side
    629,536.68x = 292,435,189,645.49
  5. Step 5: Solve for x
    x = 292,435,189,645.49/629,536.68
  6. Step 6: Final answer
    x = 464,524.47

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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.