Finding the Fourth Proportional to 325,815.65, 449,625.74 and 198,491.24
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Solution
The fourth proportional to 325,815.65, 449,625.74 and 198,491.24 is: 273,917.99
Step by Step Solution
- Step 1: Write the proportion equation
325,815.65 : 449,625.74 = 198,491.24 : x - Step 2: Convert to fraction form
325,815.65/449,625.74 = 198,491.24/x - Step 3: Cross multiply
325,815.65x = 449,625.74 × 198,491.24 - Step 4: Simplify right side
325,815.65x = 89,246,767,427.93 - Step 5: Solve for x
x = 89,246,767,427.93/325,815.65 - Step 6: Final answer
x = 273,917.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.