Finding the Third Proportional to 291,736.69 and 445,920.19
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Solution
The third proportional to 291,736.69 and 445,920.19 is: 681,590.02
Step by Step Solution
- Step 1: Write the proportion equation
291,736.69 : 445,920.19 = 445,920.19 : x - Step 2: Convert to fraction form
291,736.69/445,920.19 = 445,920.19/x - Step 3: Cross multiply
291,736.69x = 445,920.19 × 445,920.19 - Step 4: Simplify right side
291,736.69x = 198,844,813,620.04 - Step 5: Solve for x
x = 198,844,813,620.04/291,736.69 - Step 6: Final answer
x = 681,590.02
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.