Finding the Fourth Proportional to 251,874.80, 377,466.60 and 205,218.80
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Solution
The fourth proportional to 251,874.80, 377,466.60 and 205,218.80 is: 307,546.62
Step by Step Solution
- Step 1: Write the proportion equation
251,874.80 : 377,466.60 = 205,218.80 : x - Step 2: Convert to fraction form
251,874.80/377,466.60 = 205,218.80/x - Step 3: Cross multiply
251,874.80x = 377,466.60 × 205,218.80 - Step 4: Simplify right side
251,874.80x = 77,463,242,692.08 - Step 5: Solve for x
x = 77,463,242,692.08/251,874.80 - Step 6: Final answer
x = 307,546.62
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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.