Finding the Fourth Proportional to 816,052.92, 1,223,578.26 and 283,345.08
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Solution
The fourth proportional to 816,052.92, 1,223,578.26 and 283,345.08 is: 424,843.62
Step by Step Solution
- Step 1: Write the proportion equation
816,052.92 : 1,223,578.26 = 283,345.08 : x - Step 2: Convert to fraction form
816,052.92/1,223,578.26 = 283,345.08/x - Step 3: Cross multiply
816,052.92x = 1,223,578.26 × 283,345.08 - Step 4: Simplify right side
816,052.92x = 346,694,879,965.96 - Step 5: Solve for x
x = 346,694,879,965.96/816,052.92 - Step 6: Final answer
x = 424,843.62
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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.