Finding the Third Proportional to 254,349 and 393,657.75
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Solution
The third proportional to 254,349 and 393,657.75 is: 609,266.89
Step by Step Solution
- Step 1: Write the proportion equation
254,349 : 393,657.75 = 393,657.75 : x - Step 2: Convert to fraction form
254,349/393,657.75 = 393,657.75/x - Step 3: Cross multiply
254,349x = 393,657.75 × 393,657.75 - Step 4: Simplify right side
254,349x = 154,966,424,135.06 - Step 5: Solve for x
x = 154,966,424,135.06/254,349 - Step 6: Final answer
x = 609,266.89
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.