Finding the Fourth Proportional to 984,415.53, 1,476,706.67 and 274,444.26
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Solution
The fourth proportional to 984,415.53, 1,476,706.67 and 274,444.26 is: 411,689.63
Step by Step Solution
- Step 1: Write the proportion equation
984,415.53 : 1,476,706.67 = 274,444.26 : x - Step 2: Convert to fraction form
984,415.53/1,476,706.67 = 274,444.26/x - Step 3: Cross multiply
984,415.53x = 1,476,706.67 × 274,444.26 - Step 4: Simplify right side
984,415.53x = 405,273,669,285.21 - Step 5: Solve for x
x = 405,273,669,285.21/984,415.53 - Step 6: Final answer
x = 411,689.63
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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.