I'll meet you half way

If, while walking south on Monterey Ave. towards McNeill Bay, you're very observant, you may notice an interesting feature on one of the telephone poles on the street's east side:On closer examination you'll see that it informs you that you have reached the "Half Way" point:As you continue south you'll encounter another announcement - that you've reached the three-quarter point:While we're not sure to where, at least there appears to be some progress on the journey. Continuing south, at last, is the final sign:An enigmatic mathematical formula.

There are no signs before the "Half Way" sign. The ending mathematical formula remains a mystery. But the journey is clear: