Finding the Fourth Proportional to 300,245.92, 414,394.96 and 192,950.08
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Solution
The fourth proportional to 300,245.92, 414,394.96 and 192,950.08 is: 266,306.84
Step by Step Solution
- Step 1: Write the proportion equation
300,245.92 : 414,394.96 = 192,950.08 : x - Step 2: Convert to fraction form
300,245.92/414,394.96 = 192,950.08/x - Step 3: Cross multiply
300,245.92x = 414,394.96 × 192,950.08 - Step 4: Simplify right side
300,245.92x = 79,957,540,683.60 - Step 5: Solve for x
x = 79,957,540,683.60/300,245.92 - Step 6: Final answer
x = 266,306.84
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1.5x scale
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.