Finding the Fourth Proportional to 744,510.24, 1,026,963.36 and 649,245.60
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Solution
The fourth proportional to 744,510.24, 1,026,963.36 and 649,245.60 is: 895,557.12
Step by Step Solution
- Step 1: Write the proportion equation
744,510.24 : 1,026,963.36 = 649,245.60 : x - Step 2: Convert to fraction form
744,510.24/1,026,963.36 = 649,245.60/x - Step 3: Cross multiply
744,510.24x = 1,026,963.36 × 649,245.60 - Step 4: Simplify right side
744,510.24x = 666,751,442,841.22 - Step 5: Solve for x
x = 666,751,442,841.22/744,510.24 - Step 6: Final answer
x = 895,557.12
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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.