The 4% Rule Is Now the 4.7% Rule. That Matters for Your Retirement.The 4% Rule Is Now the 4.7% Rule. That Matters for Your Retirement.The 4% Rule Is Now the 4.7% Rule. That Matters for Your Retirement. 

USA TODAY Network / ReutersBack in 1994, financial adviser Bill Bengen came up with a retirement principle called the 4% rule. His idea went viral. Now, Bengen’s rule is getting an update. The 4% rule says you should plan to spend 4% of your savings in the first year of retirement, and spend the same amount, adjusted for inflation, every year after that. It caught on because it’s a simple formula to solve a complex…