I have this setup and it SOUNDS good to my ears. If you can,try them out and if they sound nice to you its all good. The world won't end if you mix cabs, its just better if you don't.
I agree with sad katz but imo the hydrive may get a little louder according to their respective power (and more importantly) sensitivity specs. I love my hx410 ;)
I love Hartke but the transporter range aint their best. Don't dismiss aluminium cones though just necause they are aluminium. Like the other dudes said, get out with your head and try some out