Finding the Fourth Proportional to 441,261.05, 661,891.97 and 308,400.80
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Solution
The fourth proportional to 441,261.05, 661,891.97 and 308,400.80 is: 462,601.48
Step by Step Solution
- Step 1: Write the proportion equation
441,261.05 : 661,891.97 = 308,400.80 : x - Step 2: Convert to fraction form
441,261.05/661,891.97 = 308,400.80/x - Step 3: Cross multiply
441,261.05x = 661,891.97 × 308,400.80 - Step 4: Simplify right side
441,261.05x = 204,128,010,523.12 - Step 5: Solve for x
x = 204,128,010,523.12/441,261.05 - Step 6: Final answer
x = 462,601.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.