Approximate $\sqrt{505}$ to the nearest tenth 22.2 22.3 22.4 22.5

Step 1 ：Input \(\sqrt{505}\) into the calculator.

Step 2 ：The calculator gives approximately 22.4722050544.

Step 3 ：Round this to the nearest tenth to get 22.5.

Step 4 ：\(\boxed{22.5}\) is the approximation of \(\sqrt{505}\) to the nearest tenth.