Finding the Fourth Proportional to 870,974.52, 1,305,953.30 and 337,872.62
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Solution
The fourth proportional to 870,974.52, 1,305,953.30 and 337,872.62 is: 506,611.68
Step by Step Solution
- Step 1: Write the proportion equation
870,974.52 : 1,305,953.30 = 337,872.62 : x - Step 2: Convert to fraction form
870,974.52/1,305,953.30 = 337,872.62/x - Step 3: Cross multiply
870,974.52x = 1,305,953.30 × 337,872.62 - Step 4: Simplify right side
870,974.52x = 441,245,863,068.65 - Step 5: Solve for x
x = 441,245,863,068.65/870,974.52 - Step 6: Final answer
x = 506,611.68
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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.