Finding the Fourth Proportional to 365,745.80, 548,618.70 and 303,537.80
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Solution
The fourth proportional to 365,745.80, 548,618.70 and 303,537.80 is: 455,306.70
Step by Step Solution
- Step 1: Write the proportion equation
365,745.80 : 548,618.70 = 303,537.80 : x - Step 2: Convert to fraction form
365,745.80/548,618.70 = 303,537.80/x - Step 3: Cross multiply
365,745.80x = 548,618.70 × 303,537.80 - Step 4: Simplify right side
365,745.80x = 166,526,513,236.86 - Step 5: Solve for x
x = 166,526,513,236.86/365,745.80 - Step 6: Final answer
x = 455,306.70
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1.5x scale
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.