Finding the Third Proportional to 408,792.75 and 627,489.75
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Solution
The third proportional to 408,792.75 and 627,489.75 is: 963,185.84
Step by Step Solution
- Step 1: Write the proportion equation
408,792.75 : 627,489.75 = 627,489.75 : x - Step 2: Convert to fraction form
408,792.75/627,489.75 = 627,489.75/x - Step 3: Cross multiply
408,792.75x = 627,489.75 × 627,489.75 - Step 4: Simplify right side
408,792.75x = 393,743,386,355.06 - Step 5: Solve for x
x = 393,743,386,355.06/408,792.75 - Step 6: Final answer
x = 963,185.84
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.