Finding the Fourth Proportional to 370,888.20, 511,826.00 and 201,122.28
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Solution
The fourth proportional to 370,888.20, 511,826.00 and 201,122.28 is: 277,548.90
Step by Step Solution
- Step 1: Write the proportion equation
370,888.20 : 511,826.00 = 201,122.28 : x - Step 2: Convert to fraction form
370,888.20/511,826.00 = 201,122.28/x - Step 3: Cross multiply
370,888.20x = 511,826.00 × 201,122.28 - Step 4: Simplify right side
370,888.20x = 102,939,611,077.67 - Step 5: Solve for x
x = 102,939,611,077.67/370,888.20 - Step 6: Final answer
x = 277,548.90
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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.