Finding the Fourth Proportional to 366,905.36, 550,321.14 and 100,692.62
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Solution
The fourth proportional to 366,905.36, 550,321.14 and 100,692.62 is: 151,028.80
Step by Step Solution
- Step 1: Write the proportion equation
366,905.36 : 550,321.14 = 100,692.62 : x - Step 2: Convert to fraction form
366,905.36/550,321.14 = 100,692.62/x - Step 3: Cross multiply
366,905.36x = 550,321.14 × 100,692.62 - Step 4: Simplify right side
366,905.36x = 55,413,277,427.99 - Step 5: Solve for x
x = 55,413,277,427.99/366,905.36 - Step 6: Final answer
x = 151,028.80
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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.