Finding the Fourth Proportional to 424,715.65, 586,107.26 and 233,729.05
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Solution
The fourth proportional to 424,715.65, 586,107.26 and 233,729.05 is: 322,545.90
Step by Step Solution
- Step 1: Write the proportion equation
424,715.65 : 586,107.26 = 233,729.05 : x - Step 2: Convert to fraction form
424,715.65/586,107.26 = 233,729.05/x - Step 3: Cross multiply
424,715.65x = 586,107.26 × 233,729.05 - Step 4: Simplify right side
424,715.65x = 136,990,290,443.99 - Step 5: Solve for x
x = 136,990,290,443.99/424,715.65 - Step 6: Final answer
x = 322,545.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.