Finding the Fourth Proportional to 477,049.35, 715,601.16 and 135,466.05
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Solution
The fourth proportional to 477,049.35, 715,601.16 and 135,466.05 is: 203,206.78
Step by Step Solution
- Step 1: Write the proportion equation
477,049.35 : 715,601.16 = 135,466.05 : x - Step 2: Convert to fraction form
477,049.35/715,601.16 = 135,466.05/x - Step 3: Cross multiply
477,049.35x = 715,601.16 × 135,466.05 - Step 4: Simplify right side
477,049.35x = 96,939,662,520.62 - Step 5: Solve for x
x = 96,939,662,520.62/477,049.35 - Step 6: Final answer
x = 203,206.78
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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.