Finding the Fourth Proportional to 352,326.96, 486,207.36 and 191,185.56
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Solution
The fourth proportional to 352,326.96, 486,207.36 and 191,185.56 is: 263,833.99
Step by Step Solution
- Step 1: Write the proportion equation
352,326.96 : 486,207.36 = 191,185.56 : x - Step 2: Convert to fraction form
352,326.96/486,207.36 = 191,185.56/x - Step 3: Cross multiply
352,326.96x = 486,207.36 × 191,185.56 - Step 4: Simplify right side
352,326.96x = 92,955,826,397.72 - Step 5: Solve for x
x = 92,955,826,397.72/352,326.96 - Step 6: Final answer
x = 263,833.99
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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.