Finding the Third Proportional to 415,163.81 and 620,583.75
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Solution
The third proportional to 415,163.81 and 620,583.75 is: 927,643.93
Step by Step Solution
- Step 1: Write the proportion equation
415,163.81 : 620,583.75 = 620,583.75 : x - Step 2: Convert to fraction form
415,163.81/620,583.75 = 620,583.75/x - Step 3: Cross multiply
415,163.81x = 620,583.75 × 620,583.75 - Step 4: Simplify right side
415,163.81x = 385,124,190,764.06 - Step 5: Solve for x
x = 385,124,190,764.06/415,163.81 - Step 6: Final answer
x = 927,643.93
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.