Finding the Fourth Proportional to 756,183.98, 1,134,450.94 and 440,906.06
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Solution
The fourth proportional to 756,183.98, 1,134,450.94 and 440,906.06 is: 661,461.11
Step by Step Solution
- Step 1: Write the proportion equation
756,183.98 : 1,134,450.94 = 440,906.06 : x - Step 2: Convert to fraction form
756,183.98/1,134,450.94 = 440,906.06/x - Step 3: Cross multiply
756,183.98x = 1,134,450.94 × 440,906.06 - Step 4: Simplify right side
756,183.98x = 500,186,294,218.70 - Step 5: Solve for x
x = 500,186,294,218.70/756,183.98 - Step 6: Final answer
x = 661,461.11
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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.