The result of your conversion between yard and square fathom appears here
To convert between Yard and Square Fathom you have to do the following:
First divide ((0.003785411784/231)*1728)*27 / 3.3445228 = 0.22859909
Then multiply the amount of Yard you want to convert to Square Fathom, use the chart below to guide you.
Symbol: yd
No description
Symbol: ftm
No description