Finding the Fourth Proportional to 659,482.62, 988,559.01 and 259,968.66
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Solution
The fourth proportional to 659,482.62, 988,559.01 and 259,968.66 is: 389,690.88
Step by Step Solution
- Step 1: Write the proportion equation
659,482.62 : 988,559.01 = 259,968.66 : x - Step 2: Convert to fraction form
659,482.62/988,559.01 = 259,968.66/x - Step 3: Cross multiply
659,482.62x = 988,559.01 × 259,968.66 - Step 4: Simplify right side
659,482.62x = 256,994,361,160.63 - Step 5: Solve for x
x = 256,994,361,160.63/659,482.62 - Step 6: Final answer
x = 389,690.88
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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.