1. in proportion

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• prorata,
• oro rata,
• lro rata,
• -ro rata,
• 0ro rata,
• peo rata,
• pdo rata,
• pfo rata,
• pto rata,
• p5o rata,
• p4o rata,
• pri rata,
• prk rata,
• prl rata,
• prp rata,
• pr0 rata,
• pr9 rata,
• pro eata,
• pro data,
• pro fata

The adjective form of "pro rata" is "pro rata".

The plural form of the word "pro rata" is also "pro rata." This is because "pro rata" is an adverbial phrase, and it does not typically change in the plural form.

The singular form of the word "pro rata" is "pro rata".