Finding the Fourth Proportional to 370,951.70, 511,913.94 and 201,185.96
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Solution
The fourth proportional to 370,951.70, 511,913.94 and 201,185.96 is: 277,636.95
Step by Step Solution
- Step 1: Write the proportion equation
370,951.70 : 511,913.94 = 201,185.96 : x - Step 2: Convert to fraction form
370,951.70/511,913.94 = 201,185.96/x - Step 3: Cross multiply
370,951.70x = 511,913.94 × 201,185.96 - Step 4: Simplify right side
370,951.70x = 102,989,897,456.28 - Step 5: Solve for x
x = 102,989,897,456.28/370,951.70 - Step 6: Final answer
x = 277,636.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.