Finding the Third Proportional to 394,035.75 and 624,039.75
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Solution
The third proportional to 394,035.75 and 624,039.75 is: 988,300.20
Step by Step Solution
- Step 1: Write the proportion equation
394,035.75 : 624,039.75 = 624,039.75 : x - Step 2: Convert to fraction form
394,035.75/624,039.75 = 624,039.75/x - Step 3: Cross multiply
394,035.75x = 624,039.75 × 624,039.75 - Step 4: Simplify right side
394,035.75x = 389,425,609,580.06 - Step 5: Solve for x
x = 389,425,609,580.06/394,035.75 - Step 6: Final answer
x = 988,300.20
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.