To calculate \( \frac{2}{9} \times 4 \), you can express 4 as a fraction:
\[ 4 = \frac{4}{1} \]
Now multiply the fractions:
\[ \frac{2}{9} \times \frac{4}{1} = \frac{2 \times 4}{9 \times 1} = \frac{8}{9} \]
Therefore, \( \frac{2}{9} \times 4 = \frac{8}{9} \).