Finding the Fourth Proportional to 295,770.48, 408,162.36 and 161,634.48
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Solution
The fourth proportional to 295,770.48, 408,162.36 and 161,634.48 is: 223,055.09
Step by Step Solution
- Step 1: Write the proportion equation
295,770.48 : 408,162.36 = 161,634.48 : x - Step 2: Convert to fraction form
295,770.48/408,162.36 = 161,634.48/x - Step 3: Cross multiply
295,770.48x = 408,162.36 × 161,634.48 - Step 4: Simplify right side
295,770.48x = 65,973,110,814.17 - Step 5: Solve for x
x = 65,973,110,814.17/295,770.48 - Step 6: Final answer
x = 223,055.09
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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.