Finding the Third Proportional to 422,961.75 and 920,463.75
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Solution
The third proportional to 422,961.75 and 920,463.75 is: 2,003,144.53
Step by Step Solution
- Step 1: Write the proportion equation
422,961.75 : 920,463.75 = 920,463.75 : x - Step 2: Convert to fraction form
422,961.75/920,463.75 = 920,463.75/x - Step 3: Cross multiply
422,961.75x = 920,463.75 × 920,463.75 - Step 4: Simplify right side
422,961.75x = 847,253,515,064.06 - Step 5: Solve for x
x = 847,253,515,064.06/422,961.75 - Step 6: Final answer
x = 2,003,144.53
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.