Finding the Fourth Proportional to 342,217.44, 472,251.86 and 199,027.26
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Solution
The fourth proportional to 342,217.44, 472,251.86 and 199,027.26 is: 274,652.85
Step by Step Solution
- Step 1: Write the proportion equation
342,217.44 : 472,251.86 = 199,027.26 : x - Step 2: Convert to fraction form
342,217.44/472,251.86 = 199,027.26/x - Step 3: Cross multiply
342,217.44x = 472,251.86 × 199,027.26 - Step 4: Simplify right side
342,217.44x = 93,990,993,725.70 - Step 5: Solve for x
x = 93,990,993,725.70/342,217.44 - Step 6: Final answer
x = 274,652.85
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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.