Finding the Fourth Proportional to 335,361.07, 503,042.68 and 210,439.63
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Solution
The fourth proportional to 335,361.07, 503,042.68 and 210,439.63 is: 315,660.12
Step by Step Solution
- Step 1: Write the proportion equation
335,361.07 : 503,042.68 = 210,439.63 : x - Step 2: Convert to fraction form
335,361.07/503,042.68 = 210,439.63/x - Step 3: Cross multiply
335,361.07x = 503,042.68 × 210,439.63 - Step 4: Simplify right side
335,361.07x = 105,860,112,938.20 - Step 5: Solve for x
x = 105,860,112,938.20/335,361.07 - Step 6: Final answer
x = 315,660.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.