Finding the Fourth Proportional to 621,561.44, 932,207.28 and 222,229.84
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Solution
The fourth proportional to 621,561.44, 932,207.28 and 222,229.84 is: 333,296.54
Step by Step Solution
- Step 1: Write the proportion equation
621,561.44 : 932,207.28 = 222,229.84 : x - Step 2: Convert to fraction form
621,561.44/932,207.28 = 222,229.84/x - Step 3: Cross multiply
621,561.44x = 932,207.28 × 222,229.84 - Step 4: Simplify right side
621,561.44x = 207,164,274,681.24 - Step 5: Solve for x
x = 207,164,274,681.24/621,561.44 - Step 6: Final answer
x = 333,296.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.