Finding the Third Proportional to 216,158.63 and 345,318.19
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Solution
The third proportional to 216,158.63 and 345,318.19 is: 551,653.45
Step by Step Solution
- Step 1: Write the proportion equation
216,158.63 : 345,318.19 = 345,318.19 : x - Step 2: Convert to fraction form
216,158.63/345,318.19 = 345,318.19/x - Step 3: Cross multiply
216,158.63x = 345,318.19 × 345,318.19 - Step 4: Simplify right side
216,158.63x = 119,244,650,618.29 - Step 5: Solve for x
x = 119,244,650,618.29/216,158.63 - Step 6: Final answer
x = 551,653.45
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Why These Related Problems?
These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.