Finding the Fourth Proportional to 493,804.24, 681,449.88 and 267,449.76
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Solution
The fourth proportional to 493,804.24, 681,449.88 and 267,449.76 is: 369,080.68
Step by Step Solution
- Step 1: Write the proportion equation
493,804.24 : 681,449.88 = 267,449.76 : x - Step 2: Convert to fraction form
493,804.24/681,449.88 = 267,449.76/x - Step 3: Cross multiply
493,804.24x = 681,449.88 × 267,449.76 - Step 4: Simplify right side
493,804.24x = 182,253,606,858.03 - Step 5: Solve for x
x = 182,253,606,858.03/493,804.24 - Step 6: Final answer
x = 369,080.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.