Finding the Fourth Proportional to 413,099.24, 569,755.55 and 298,806.62
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Solution
The fourth proportional to 413,099.24, 569,755.55 and 298,806.62 is: 412,120.66
Step by Step Solution
- Step 1: Write the proportion equation
413,099.24 : 569,755.55 = 298,806.62 : x - Step 2: Convert to fraction form
413,099.24/569,755.55 = 298,806.62/x - Step 3: Cross multiply
413,099.24x = 569,755.55 × 298,806.62 - Step 4: Simplify right side
413,099.24x = 170,246,728,019.98 - Step 5: Solve for x
x = 170,246,728,019.98/413,099.24 - Step 6: Final answer
x = 412,120.66
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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.