Finding the Fourth Proportional to 984,679.34, 1,477,268.08 and 274,706.84
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Solution
The fourth proportional to 984,679.34, 1,477,268.08 and 274,706.84 is: 412,129.75
Step by Step Solution
- Step 1: Write the proportion equation
984,679.34 : 1,477,268.08 = 274,706.84 : x - Step 2: Convert to fraction form
984,679.34/1,477,268.08 = 274,706.84/x - Step 3: Cross multiply
984,679.34x = 1,477,268.08 × 274,706.84 - Step 4: Simplify right side
984,679.34x = 405,815,649,096.07 - Step 5: Solve for x
x = 405,815,649,096.07/984,679.34 - Step 6: Final answer
x = 412,129.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.