Add pork chops, then potatoes, and last green beans to slow cooker.
In a mixing bowl whisk together the cream of chicken soup, milk, ranch seasoning, garlic powder, and salt and pepper. Pour this over ingredients in your slow cooker. Cookin on high for 3-4 hours, on low for 5-6 hours giving a stir halfway through cooking. When pork is cooked through and potatoes are tender serve and enjoy.