Apple Inc. said third-quarter profit rose 73 percent on higher orders of its Macintosh notebook computers. Sales of the new iPhone met most analysts' estimates.

Net income rose to $818 million, or 92 cents a share, from $472 million, or 54 cents, a year earlier, Apple said today in a statement distributed by PR Newswire. Sales rose 24 percent to $5.41 billion in the quarter ended June 30, topping analysts' estimates of $5.32 billion.

Apple, based in Cupertino, Calif., sold 270,000 iPhones in the product's first two days, the last two days of the quarter. Sales beat most analysts' estimates of 200,000.