Finding the Third Proportional to 268,744.50 and 388,482.75
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Solution
The third proportional to 268,744.50 and 388,482.75 is: 561,569.99
Step by Step Solution
- Step 1: Write the proportion equation
268,744.50 : 388,482.75 = 388,482.75 : x - Step 2: Convert to fraction form
268,744.50/388,482.75 = 388,482.75/x - Step 3: Cross multiply
268,744.50x = 388,482.75 × 388,482.75 - Step 4: Simplify right side
268,744.50x = 150,918,847,047.56 - Step 5: Solve for x
x = 150,918,847,047.56/268,744.50 - Step 6: Final answer
x = 561,569.99
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.