Finding the Fourth Proportional to 866,442.96, 1,299,668.09 and 568,806.84
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Solution
The fourth proportional to 866,442.96, 1,299,668.09 and 568,806.84 is: 853,212.65
Step by Step Solution
- Step 1: Write the proportion equation
866,442.96 : 1,299,668.09 = 568,806.84 : x - Step 2: Convert to fraction form
866,442.96/1,299,668.09 = 568,806.84/x - Step 3: Cross multiply
866,442.96x = 1,299,668.09 × 568,806.84 - Step 4: Simplify right side
866,442.96x = 739,260,096,477.70 - Step 5: Solve for x
x = 739,260,096,477.70/866,442.96 - Step 6: Final answer
x = 853,212.65
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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.