You have probably seen the rule: have one year's salary saved by thirty, three times by forty, and so on. These benchmarks are widely shared, and they make many people feel behind. But they are rough guides built on assumptions that may not match your life, and treating them as pass-or-fail grades misses their real purpose.

This guide explains where the common benchmarks come from, what they assume, and how to use them constructively, including what to do if you are behind, which is far more common than the headlines suggest.