With PR there would be a larger number of viable parties, for example in the last Dutch election, 13 parties got elected.
> instead of having to vote for a representative who probably disagrees wildly with at least one of those views
With 13 parties you'd probably be able to find one which is reasonably close to your own views.
For extra proportionality, have top-up seats (as used in Germany or Scotland).
With PR there would be a larger number of viable parties, for example in the last Dutch election, 13 parties got elected.
> instead of having to vote for a representative who probably disagrees wildly with at least one of those views
With 13 parties you'd probably be able to find one which is reasonably close to your own views.