Finding the Third Proportional to 306,963 and 664,368.75
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Solution
The third proportional to 306,963 and 664,368.75 is: 1,437,912.18
Step by Step Solution
- Step 1: Write the proportion equation
306,963 : 664,368.75 = 664,368.75 : x - Step 2: Convert to fraction form
306,963/664,368.75 = 664,368.75/x - Step 3: Cross multiply
306,963x = 664,368.75 × 664,368.75 - Step 4: Simplify right side
306,963x = 441,385,835,976.56 - Step 5: Solve for x
x = 441,385,835,976.56/306,963 - Step 6: Final answer
x = 1,437,912.18
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.