Finding the Fourth Proportional to 815,826.63, 1,223,319.69 and 366,161.97
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Solution
The fourth proportional to 815,826.63, 1,223,319.69 and 366,161.97 is: 549,054.33
Step by Step Solution
- Step 1: Write the proportion equation
815,826.63 : 1,223,319.69 = 366,161.97 : x - Step 2: Convert to fraction form
815,826.63/1,223,319.69 = 366,161.97/x - Step 3: Cross multiply
815,826.63x = 1,223,319.69 × 366,161.97 - Step 4: Simplify right side
815,826.63x = 447,933,147,630.19 - Step 5: Solve for x
x = 447,933,147,630.19/815,826.63 - Step 6: Final answer
x = 549,054.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.