Finding the Third Proportional to 303,629.63 and 455,505.19
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Solution
The third proportional to 303,629.63 and 455,505.19 is: 683,348.92
Step by Step Solution
- Step 1: Write the proportion equation
303,629.63 : 455,505.19 = 455,505.19 : x - Step 2: Convert to fraction form
303,629.63/455,505.19 = 455,505.19/x - Step 3: Cross multiply
303,629.63x = 455,505.19 × 455,505.19 - Step 4: Simplify right side
303,629.63x = 207,484,975,839.41 - Step 5: Solve for x
x = 207,484,975,839.41/303,629.63 - Step 6: Final answer
x = 683,348.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.