Finding the Fourth Proportional to 274,706.74, 411,321.84 and 174,323.44
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Solution
The fourth proportional to 274,706.74, 411,321.84 and 174,323.44 is: 261,016.67
Step by Step Solution
- Step 1: Write the proportion equation
274,706.74 : 411,321.84 = 174,323.44 : x - Step 2: Convert to fraction form
274,706.74/411,321.84 = 174,323.44/x - Step 3: Cross multiply
274,706.74x = 411,321.84 × 174,323.44 - Step 4: Simplify right side
274,706.74x = 71,703,036,039.32 - Step 5: Solve for x
x = 71,703,036,039.32/274,706.74 - Step 6: Final answer
x = 261,016.67
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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.