Finding the Fourth Proportional to 550,552.73, 759,761.53 and 305,575.02
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Solution
The fourth proportional to 550,552.73, 759,761.53 and 305,575.02 is: 421,692.84
Step by Step Solution
- Step 1: Write the proportion equation
550,552.73 : 759,761.53 = 305,575.02 : x - Step 2: Convert to fraction form
550,552.73/759,761.53 = 305,575.02/x - Step 3: Cross multiply
550,552.73x = 759,761.53 × 305,575.02 - Step 4: Simplify right side
550,552.73x = 232,164,144,724.98 - Step 5: Solve for x
x = 232,164,144,724.98/550,552.73 - Step 6: Final answer
x = 421,692.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.