Finding the Fourth Proportional to 804,984.10, 1,207,476.15 and 568,788.10
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Solution
The fourth proportional to 804,984.10, 1,207,476.15 and 568,788.10 is: 853,182.15
Step by Step Solution
- Step 1: Write the proportion equation
804,984.10 : 1,207,476.15 = 568,788.10 : x - Step 2: Convert to fraction form
804,984.10/1,207,476.15 = 568,788.10/x - Step 3: Cross multiply
804,984.10x = 1,207,476.15 × 568,788.10 - Step 4: Simplify right side
804,984.10x = 686,798,065,153.82 - Step 5: Solve for x
x = 686,798,065,153.82/804,984.10 - Step 6: Final answer
x = 853,182.15
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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.