Finding the Fourth Proportional to 418,245.84, 627,375.60 and 151,840.08
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Solution
The fourth proportional to 418,245.84, 627,375.60 and 151,840.08 is: 227,762.60
Step by Step Solution
- Step 1: Write the proportion equation
418,245.84 : 627,375.60 = 151,840.08 : x - Step 2: Convert to fraction form
418,245.84/627,375.60 = 151,840.08/x - Step 3: Cross multiply
418,245.84x = 627,375.60 × 151,840.08 - Step 4: Simplify right side
418,245.84x = 95,260,761,294.05 - Step 5: Solve for x
x = 95,260,761,294.05/418,245.84 - Step 6: Final answer
x = 227,762.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.