Finding the Fourth Proportional to 484,084.05, 726,324.75 and 214,069.74
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Solution
The fourth proportional to 484,084.05, 726,324.75 and 214,069.74 is: 321,192.47
Step by Step Solution
- Step 1: Write the proportion equation
484,084.05 : 726,324.75 = 214,069.74 : x - Step 2: Convert to fraction form
484,084.05/726,324.75 = 214,069.74/x - Step 3: Cross multiply
484,084.05x = 726,324.75 × 214,069.74 - Step 4: Simplify right side
484,084.05x = 155,484,150,388.07 - Step 5: Solve for x
x = 155,484,150,388.07/484,084.05 - Step 6: Final answer
x = 321,192.47
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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.