Finding the Fourth Proportional to 756,469.54, 1,134,802.68 and 276,622.62
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Solution
The fourth proportional to 756,469.54, 1,134,802.68 and 276,622.62 is: 414,969.90
Step by Step Solution
- Step 1: Write the proportion equation
756,469.54 : 1,134,802.68 = 276,622.62 : x - Step 2: Convert to fraction form
756,469.54/1,134,802.68 = 276,622.62/x - Step 3: Cross multiply
756,469.54x = 1,134,802.68 × 276,622.62 - Step 4: Simplify right side
756,469.54x = 313,912,090,524.62 - Step 5: Solve for x
x = 313,912,090,524.62/756,469.54 - Step 6: Final answer
x = 414,969.90
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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.