Finding the Third Proportional to 398,975.63 and 613,230.75
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Solution
The third proportional to 398,975.63 and 613,230.75 is: 942,543.68
Step by Step Solution
- Step 1: Write the proportion equation
398,975.63 : 613,230.75 = 613,230.75 : x - Step 2: Convert to fraction form
398,975.63/613,230.75 = 613,230.75/x - Step 3: Cross multiply
398,975.63x = 613,230.75 × 613,230.75 - Step 4: Simplify right side
398,975.63x = 376,051,952,745.56 - Step 5: Solve for x
x = 376,051,952,745.56/398,975.63 - Step 6: Final answer
x = 942,543.68
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.