Finding the Third Proportional to 149,921.25 and 322,074.75
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Solution
The third proportional to 149,921.25 and 322,074.75 is: 691,910.88
Step by Step Solution
- Step 1: Write the proportion equation
149,921.25 : 322,074.75 = 322,074.75 : x - Step 2: Convert to fraction form
149,921.25/322,074.75 = 322,074.75/x - Step 3: Cross multiply
149,921.25x = 322,074.75 × 322,074.75 - Step 4: Simplify right side
149,921.25x = 103,732,144,587.56 - Step 5: Solve for x
x = 103,732,144,587.56/149,921.25 - Step 6: Final answer
x = 691,910.88
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.