Finding the Fourth Proportional to 443,268.14, 664,959.75 and 203,324.18
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Solution
The fourth proportional to 443,268.14, 664,959.75 and 203,324.18 is: 305,012.66
Step by Step Solution
- Step 1: Write the proportion equation
443,268.14 : 664,959.75 = 203,324.18 : x - Step 2: Convert to fraction form
443,268.14/664,959.75 = 203,324.18/x - Step 3: Cross multiply
443,268.14x = 664,959.75 × 203,324.18 - Step 4: Simplify right side
443,268.14x = 135,202,395,901.76 - Step 5: Solve for x
x = 135,202,395,901.76/443,268.14 - Step 6: Final answer
x = 305,012.66
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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.