Finding the Third Proportional to 422,166.94 and 636,918.19
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Solution
The third proportional to 422,166.94 and 636,918.19 is: 960,910.82
Step by Step Solution
- Step 1: Write the proportion equation
422,166.94 : 636,918.19 = 636,918.19 : x - Step 2: Convert to fraction form
422,166.94/636,918.19 = 636,918.19/x - Step 3: Cross multiply
422,166.94x = 636,918.19 × 636,918.19 - Step 4: Simplify right side
422,166.94x = 405,664,777,568.29 - Step 5: Solve for x
x = 405,664,777,568.29/422,166.94 - Step 6: Final answer
x = 960,910.82
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.