Finding the Fourth Proportional to 672,133.56, 1,008,347.97 and 198,782.02
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Solution
The fourth proportional to 672,133.56, 1,008,347.97 and 198,782.02 is: 298,216.68
Step by Step Solution
- Step 1: Write the proportion equation
672,133.56 : 1,008,347.97 = 198,782.02 : x - Step 2: Convert to fraction form
672,133.56/1,008,347.97 = 198,782.02/x - Step 3: Cross multiply
672,133.56x = 1,008,347.97 × 198,782.02 - Step 4: Simplify right side
672,133.56x = 200,441,440,996.19 - Step 5: Solve for x
x = 200,441,440,996.19/672,133.56 - Step 6: Final answer
x = 298,216.68
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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.