Finding the Fourth Proportional to 655,728.24, 982,903.18 and 300,450.09
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Solution
The fourth proportional to 655,728.24, 982,903.18 and 300,450.09 is: 450,359.36
Step by Step Solution
- Step 1: Write the proportion equation
655,728.24 : 982,903.18 = 300,450.09 : x - Step 2: Convert to fraction form
655,728.24/982,903.18 = 300,450.09/x - Step 3: Cross multiply
655,728.24x = 982,903.18 × 300,450.09 - Step 4: Simplify right side
655,728.24x = 295,313,348,892.29 - Step 5: Solve for x
x = 295,313,348,892.29/655,728.24 - Step 6: Final answer
x = 450,359.36
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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.