Finding the Fourth Proportional to 999,066.49, 1,498,205.26 and 399,915.97
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Solution
The fourth proportional to 999,066.49, 1,498,205.26 and 399,915.97 is: 599,716.05
Step by Step Solution
- Step 1: Write the proportion equation
999,066.49 : 1,498,205.26 = 399,915.97 : x - Step 2: Convert to fraction form
999,066.49/1,498,205.26 = 399,915.97/x - Step 3: Cross multiply
999,066.49x = 1,498,205.26 × 399,915.97 - Step 4: Simplify right side
999,066.49x = 599,156,209,812.00 - Step 5: Solve for x
x = 599,156,209,812.00/999,066.49 - Step 6: Final answer
x = 599,716.05
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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.