Mr Sam's savings is $$\frac{4}{7}$$ of Mr Mcdonald's savings. <hr> Find the ratio of Mr Sam's savings to their total savings <br> <input min="0" type="number" id ="imp6pg083q6a_1" class="lineinput" placeholder="?" /> : <input min="0" type="number" id ="imp6pg083q6a_2" class="lineinput" placeholder="?" />.