Finding the Third Proportional to 149,919.75 and 322,071.75
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Solution
The third proportional to 149,919.75 and 322,071.75 is: 691,904.92
Step by Step Solution
- Step 1: Write the proportion equation
149,919.75 : 322,071.75 = 322,071.75 : x - Step 2: Convert to fraction form
149,919.75/322,071.75 = 322,071.75/x - Step 3: Cross multiply
149,919.75x = 322,071.75 × 322,071.75 - Step 4: Simplify right side
149,919.75x = 103,730,212,148.06 - Step 5: Solve for x
x = 103,730,212,148.06/149,919.75 - Step 6: Final answer
x = 691,904.92
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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.