Finding the Fourth Proportional to 395,096.05, 545,232.56 and 213,807.97
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Solution
The fourth proportional to 395,096.05, 545,232.56 and 213,807.97 is: 295,055.00
Step by Step Solution
- Step 1: Write the proportion equation
395,096.05 : 545,232.56 = 213,807.97 : x - Step 2: Convert to fraction form
395,096.05/545,232.56 = 213,807.97/x - Step 3: Cross multiply
395,096.05x = 545,232.56 × 213,807.97 - Step 4: Simplify right side
395,096.05x = 116,575,067,045.34 - Step 5: Solve for x
x = 116,575,067,045.34/395,096.05 - Step 6: Final answer
x = 295,055.00
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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.