Home / 629,330.82-943,646.31-208,377.06

Finding the Fourth Proportional to 629,330.82, 943,646.31 and 208,377.06

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Solution

The fourth proportional to 629,330.82, 943,646.31 and 208,377.06 is: 312,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,330.82 : 943,646.31 = 208,377.06 : x
  2. Step 2: Convert to fraction form
    629,330.82/943,646.31 = 208,377.06/x
  3. Step 3: Cross multiply
    629,330.82x = 943,646.31 × 208,377.06
  4. Step 4: Simplify right side
    629,330.82x = 196,634,243,757.65
  5. Step 5: Solve for x
    x = 196,634,243,757.65/629,330.82
  6. Step 6: Final answer
    x = 312,449.73

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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.