Finding the Fourth Proportional to 392,365.44, 541,627.02 and 265,213.26
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Solution
The fourth proportional to 392,365.44, 541,627.02 and 265,213.26 is: 366,104.28
Step by Step Solution
- Step 1: Write the proportion equation
392,365.44 : 541,627.02 = 265,213.26 : x - Step 2: Convert to fraction form
392,365.44/541,627.02 = 265,213.26/x - Step 3: Cross multiply
392,365.44x = 541,627.02 × 265,213.26 - Step 4: Simplify right side
392,365.44x = 143,646,667,678.29 - Step 5: Solve for x
x = 143,646,667,678.29/392,365.44 - Step 6: Final answer
x = 366,104.28
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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.