Finding the Third Proportional to 306,316.69 and 457,629.75
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Solution
The third proportional to 306,316.69 and 457,629.75 is: 683,687.82
Step by Step Solution
- Step 1: Write the proportion equation
306,316.69 : 457,629.75 = 457,629.75 : x - Step 2: Convert to fraction form
306,316.69/457,629.75 = 457,629.75/x - Step 3: Cross multiply
306,316.69x = 457,629.75 × 457,629.75 - Step 4: Simplify right side
306,316.69x = 209,424,988,085.06 - Step 5: Solve for x
x = 209,424,988,085.06/306,316.69 - Step 6: Final answer
x = 683,687.82
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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.