Finding the Third Proportional to 213,915.94 and 330,077.53
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Solution
The third proportional to 213,915.94 and 330,077.53 is: 509,317.72
Step by Step Solution
- Step 1: Write the proportion equation
213,915.94 : 330,077.53 = 330,077.53 : x - Step 2: Convert to fraction form
213,915.94/330,077.53 = 330,077.53/x - Step 3: Cross multiply
213,915.94x = 330,077.53 × 330,077.53 - Step 4: Simplify right side
213,915.94x = 108,951,176,636.10 - Step 5: Solve for x
x = 108,951,176,636.10/213,915.94 - Step 6: Final answer
x = 509,317.72
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.