Finding the Fourth Proportional to 846,975.26, 1,270,193.44 and 278,224.40
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Solution
The fourth proportional to 846,975.26, 1,270,193.44 and 278,224.40 is: 417,248.09
Step by Step Solution
- Step 1: Write the proportion equation
846,975.26 : 1,270,193.44 = 278,224.40 : x - Step 2: Convert to fraction form
846,975.26/1,270,193.44 = 278,224.40/x - Step 3: Cross multiply
846,975.26x = 1,270,193.44 × 278,224.40 - Step 4: Simplify right side
846,975.26x = 353,398,807,727.94 - Step 5: Solve for x
x = 353,398,807,727.94/846,975.26 - Step 6: Final answer
x = 417,248.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.