Finding the Fourth Proportional to 754,472.67, 1,131,692.59 and 354,891.97
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Solution
The fourth proportional to 754,472.67, 1,131,692.59 and 354,891.97 is: 532,330.23
Step by Step Solution
- Step 1: Write the proportion equation
754,472.67 : 1,131,692.59 = 354,891.97 : x - Step 2: Convert to fraction form
754,472.67/1,131,692.59 = 354,891.97/x - Step 3: Cross multiply
754,472.67x = 1,131,692.59 × 354,891.97 - Step 4: Simplify right side
754,472.67x = 401,628,612,699.50 - Step 5: Solve for x
x = 401,628,612,699.50/754,472.67 - Step 6: Final answer
x = 532,330.23
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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.