Finding the Fourth Proportional to 417,596.88, 576,531.18 and 274,603.53
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Solution
The fourth proportional to 417,596.88, 576,531.18 and 274,603.53 is: 379,115.61
Step by Step Solution
- Step 1: Write the proportion equation
417,596.88 : 576,531.18 = 274,603.53 : x - Step 2: Convert to fraction form
417,596.88/576,531.18 = 274,603.53/x - Step 3: Cross multiply
417,596.88x = 576,531.18 × 274,603.53 - Step 4: Simplify right side
417,596.88x = 158,317,497,183.07 - Step 5: Solve for x
x = 158,317,497,183.07/417,596.88 - Step 6: Final answer
x = 379,115.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.