Breeding Guppies - questions?

Well the ratio Isn't good. Ik they say 1 male to 2 females, witch should be done but get at least 1 or 2 more females, so it a 3:4 or 5 ratio. Um from my experience, the babies grow way faster if u keep them with the adults and have like a bunch of plants in thee corner so they can swim to the current and get stronger faster, other than that I've never really kept tract of how long it takes. Prolly a few months if u feed them separate baby food with there in the corner hiding