Finding the Fourth Proportional to 363,619.80, 545,176.73 and 161,106.03
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Solution
The fourth proportional to 363,619.80, 545,176.73 and 161,106.03 is: 241,546.96
Step by Step Solution
- Step 1: Write the proportion equation
363,619.80 : 545,176.73 = 161,106.03 : x - Step 2: Convert to fraction form
363,619.80/545,176.73 = 161,106.03/x - Step 3: Cross multiply
363,619.80x = 545,176.73 × 161,106.03 - Step 4: Simplify right side
363,619.80x = 87,831,257,813.15 - Step 5: Solve for x
x = 87,831,257,813.15/363,619.80 - Step 6: Final answer
x = 241,546.96
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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.