Finding the Fourth Proportional to 655,727.24, 982,901.69 and 300,449.09
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Solution
The fourth proportional to 655,727.24, 982,901.69 and 300,449.09 is: 450,357.86
Step by Step Solution
- Step 1: Write the proportion equation
655,727.24 : 982,901.69 = 300,449.09 : x - Step 2: Convert to fraction form
655,727.24/982,901.69 = 300,449.09/x - Step 3: Cross multiply
655,727.24x = 982,901.69 × 300,449.09 - Step 4: Simplify right side
655,727.24x = 295,311,916,817.72 - Step 5: Solve for x
x = 295,311,916,817.72/655,727.24 - Step 6: Final answer
x = 450,357.86
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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.