Table schema:
CREATE TABLE table_name_3 (byes INTEGER, against VARCHAR, losses VARCHAR, ballarat_fl VARCHAR)

Question: What is the largest byes with lost games of 4 and Ballarat FL of Melton and the against less than 1819?
SQL: SELECT MAX(byes) FROM table_name_3 WHERE losses = 4 AND ballarat_fl = "melton" AND against < 1819