Finding the Fourth Proportional to 366,802.70, 512,901.70 and 366,802.70
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Solution
The fourth proportional to 366,802.70, 512,901.70 and 366,802.70 is: 512,901.70
Step by Step Solution
- Step 1: Write the proportion equation
366,802.70 : 512,901.70 = 366,802.70 : x - Step 2: Convert to fraction form
366,802.70/512,901.70 = 366,802.70/x - Step 3: Cross multiply
366,802.70x = 512,901.70 × 366,802.70 - Step 4: Simplify right side
366,802.70x = 188,133,728,394.59 - Step 5: Solve for x
x = 188,133,728,394.59/366,802.70 - Step 6: Final answer
x = 512,901.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.