Finding the Fourth Proportional to 321,275.04, 443,356.02 and 176,082
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Solution
The fourth proportional to 321,275.04, 443,356.02 and 176,082 is: 242,991.22
Step by Step Solution
- Step 1: Write the proportion equation
321,275.04 : 443,356.02 = 176,082 : x - Step 2: Convert to fraction form
321,275.04/443,356.02 = 176,082/x - Step 3: Cross multiply
321,275.04x = 443,356.02 × 176,082 - Step 4: Simplify right side
321,275.04x = 78,067,014,713.64 - Step 5: Solve for x
x = 78,067,014,713.64/321,275.04 - Step 6: Final answer
x = 242,991.22
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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.