Finding the Fourth Proportional to 412,993.69, 618,685.53 and 232,527.49
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Solution
The fourth proportional to 412,993.69, 618,685.53 and 232,527.49 is: 348,337.99
Step by Step Solution
- Step 1: Write the proportion equation
412,993.69 : 618,685.53 = 232,527.49 : x - Step 2: Convert to fraction form
412,993.69/618,685.53 = 232,527.49/x - Step 3: Cross multiply
412,993.69x = 618,685.53 × 232,527.49 - Step 4: Simplify right side
412,993.69x = 143,861,392,227.58 - Step 5: Solve for x
x = 143,861,392,227.58/412,993.69 - Step 6: Final answer
x = 348,337.99
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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.