Finding the Fourth Proportional to 448,989.08, 673,459.01 and 271,448.42
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Solution
The fourth proportional to 448,989.08, 673,459.01 and 271,448.42 is: 407,157.75
Step by Step Solution
- Step 1: Write the proportion equation
448,989.08 : 673,459.01 = 271,448.42 : x - Step 2: Convert to fraction form
448,989.08/673,459.01 = 271,448.42/x - Step 3: Cross multiply
448,989.08x = 673,459.01 × 271,448.42 - Step 4: Simplify right side
448,989.08x = 182,809,379,474.73 - Step 5: Solve for x
x = 182,809,379,474.73/448,989.08 - Step 6: Final answer
x = 407,157.75
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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.