Finding the Fourth Proportional to 282,936.79, 424,403.79 and 69,704.29
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Solution
The fourth proportional to 282,936.79, 424,403.79 and 69,704.29 is: 104,556.09
Step by Step Solution
- Step 1: Write the proportion equation
282,936.79 : 424,403.79 = 69,704.29 : x - Step 2: Convert to fraction form
282,936.79/424,403.79 = 69,704.29/x - Step 3: Cross multiply
282,936.79x = 424,403.79 × 69,704.29 - Step 4: Simplify right side
282,936.79x = 29,582,764,855.26 - Step 5: Solve for x
x = 29,582,764,855.26/282,936.79 - Step 6: Final answer
x = 104,556.09
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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.