Finding the Fourth Proportional to 370,836.76, 511,751.10 and 201,067.96
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Solution
The fourth proportional to 370,836.76, 511,751.10 and 201,067.96 is: 277,471.82
Step by Step Solution
- Step 1: Write the proportion equation
370,836.76 : 511,751.10 = 201,067.96 : x - Step 2: Convert to fraction form
370,836.76/511,751.10 = 201,067.96/x - Step 3: Cross multiply
370,836.76x = 511,751.10 × 201,067.96 - Step 4: Simplify right side
370,836.76x = 102,896,749,704.76 - Step 5: Solve for x
x = 102,896,749,704.76/370,836.76 - Step 6: Final answer
x = 277,471.82
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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.