Finding the Fourth Proportional to 682,979.39, 1,024,290.55 and 203,077.95
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Solution
The fourth proportional to 682,979.39, 1,024,290.55 and 203,077.95 is: 304,563.83
Step by Step Solution
- Step 1: Write the proportion equation
682,979.39 : 1,024,290.55 = 203,077.95 : x - Step 2: Convert to fraction form
682,979.39/1,024,290.55 = 203,077.95/x - Step 3: Cross multiply
682,979.39x = 1,024,290.55 × 203,077.95 - Step 4: Simplify right side
682,979.39x = 208,010,821,511.13 - Step 5: Solve for x
x = 208,010,821,511.13/682,979.39 - Step 6: Final answer
x = 304,563.83
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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.