Finding the Fourth Proportional to 295,057.44, 440,906.44 and 221,548.18
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Solution
The fourth proportional to 295,057.44, 440,906.44 and 221,548.18 is: 331,061.03
Step by Step Solution
- Step 1: Write the proportion equation
295,057.44 : 440,906.44 = 221,548.18 : x - Step 2: Convert to fraction form
295,057.44/440,906.44 = 221,548.18/x - Step 3: Cross multiply
295,057.44x = 440,906.44 × 221,548.18 - Step 4: Simplify right side
295,057.44x = 97,682,019,332.28 - Step 5: Solve for x
x = 97,682,019,332.28/295,057.44 - Step 6: Final answer
x = 331,061.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.