With this quick fix, you can have Finder always display the full path of your file as shown below:

This short document will walk you through a quick console command to make the path visible in Finder:
1. Click Applications folder and open Utilities.
2. Double click Terminal to open the terminal.
3. At the prompt (assetID-computername: ~username$) type (or cut and paste) the following command:
defaults write com.apple.finder _FXShowPosixPathInTitle -bool YES
4. Press the ENTER key.
5. Go back to Finder so that it can be restarted.
6. Click on the Apple in the upper left corner of the screen.
7. Select Force Quit.
8. Click on the Finder application in the list of applications that pops up.
9. Click on the Relaunch button.
Open Finder and it will be displaying the path!