Finding the Fourth Proportional to 370,949.80, 511,910.82 and 201,182.44
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Solution
The fourth proportional to 370,949.80, 511,910.82 and 201,182.44 is: 277,631.82
Step by Step Solution
- Step 1: Write the proportion equation
370,949.80 : 511,910.82 = 201,182.44 : x - Step 2: Convert to fraction form
370,949.80/511,910.82 = 201,182.44/x - Step 3: Cross multiply
370,949.80x = 511,910.82 × 201,182.44 - Step 4: Simplify right side
370,949.80x = 102,987,467,830.00 - Step 5: Solve for x
x = 102,987,467,830.00/370,949.80 - Step 6: Final answer
x = 277,631.82
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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.