Finding the Fourth Proportional to 804,570.49, 1,206,855.74 and 205,532.97
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Solution
The fourth proportional to 804,570.49, 1,206,855.74 and 205,532.97 is: 308,299.46
Step by Step Solution
- Step 1: Write the proportion equation
804,570.49 : 1,206,855.74 = 205,532.97 : x - Step 2: Convert to fraction form
804,570.49/1,206,855.74 = 205,532.97/x - Step 3: Cross multiply
804,570.49x = 1,206,855.74 × 205,532.97 - Step 4: Simplify right side
804,570.49x = 248,048,644,603.75 - Step 5: Solve for x
x = 248,048,644,603.75/804,570.49 - Step 6: Final answer
x = 308,299.46
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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.