Finding the Fourth Proportional to 760,755.96, 1,141,245.24 and 228,319.08
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Solution
The fourth proportional to 760,755.96, 1,141,245.24 and 228,319.08 is: 342,512.02
Step by Step Solution
- Step 1: Write the proportion equation
760,755.96 : 1,141,245.24 = 228,319.08 : x - Step 2: Convert to fraction form
760,755.96/1,141,245.24 = 228,319.08/x - Step 3: Cross multiply
760,755.96x = 1,141,245.24 × 228,319.08 - Step 4: Simplify right side
760,755.96x = 260,568,063,251.18 - Step 5: Solve for x
x = 260,568,063,251.18/760,755.96 - Step 6: Final answer
x = 342,512.02
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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.