Finding the Fourth Proportional to 370,900.96, 511,843.60 and 201,135.04
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Solution
The fourth proportional to 370,900.96, 511,843.60 and 201,135.04 is: 277,566.50
Step by Step Solution
- Step 1: Write the proportion equation
370,900.96 : 511,843.60 = 201,135.04 : x - Step 2: Convert to fraction form
370,900.96/511,843.60 = 201,135.04/x - Step 3: Cross multiply
370,900.96x = 511,843.60 × 201,135.04 - Step 4: Simplify right side
370,900.96x = 102,949,682,959.74 - Step 5: Solve for x
x = 102,949,682,959.74/370,900.96 - Step 6: Final answer
x = 277,566.50
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1.5x scale
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.