Finding the Fourth Proportional to 451,305.05, 622,869.56 and 288,032.00
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Solution
The fourth proportional to 451,305.05, 622,869.56 and 288,032.00 is: 397,527.94
Step by Step Solution
- Step 1: Write the proportion equation
451,305.05 : 622,869.56 = 288,032.00 : x - Step 2: Convert to fraction form
451,305.05/622,869.56 = 288,032.00/x - Step 3: Cross multiply
451,305.05x = 622,869.56 × 288,032.00 - Step 4: Simplify right side
451,305.05x = 179,406,365,540.22 - Step 5: Solve for x
x = 179,406,365,540.22/451,305.05 - Step 6: Final answer
x = 397,527.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.