When using the project view, there is no way to know what portfolios the project has been added to. We should see a list of related portfolios in a prominent location - top toolbar / menu, for example.
Hi @peter10 and thank you for taking time to share your feedback with us! I also believe it’s a great idea!
I have added my vote to it, don’t forget to add yours by clicking on the “Vote” button at the top left corner of this thread