Finding the Fourth Proportional to 890,397.66, 1,335,611.16 and 250,716.84
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Solution
The fourth proportional to 890,397.66, 1,335,611.16 and 250,716.84 is: 376,079.39
Step by Step Solution
- Step 1: Write the proportion equation
890,397.66 : 1,335,611.16 = 250,716.84 : x - Step 2: Convert to fraction form
890,397.66/1,335,611.16 = 250,716.84/x - Step 3: Cross multiply
890,397.66x = 1,335,611.16 × 250,716.84 - Step 4: Simplify right side
890,397.66x = 334,860,209,503.93 - Step 5: Solve for x
x = 334,860,209,503.93/890,397.66 - Step 6: Final answer
x = 376,079.39
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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.