A usefful personal and business investment site with in-depth detail on personal financial planning. After reading a March 19,2009 , article"Preparing a Portfolio for Retirement," Arlene Supple, 47 years old, is evaluating her retirement portifolio. She paid her house off in anticipation of an early retirement. In addition, she has invested wisely in her company 's 401k, a Roth IRA, municipal bonds, and certicates of deposit. She has amassed 287,000 in her diversified portfolio. Today, she has the opportunity to deposit her money at 4.0% compounded quartly. If she retires at 54 years old, how much will her investment be worth?