Finding the Fourth Proportional to 299,546.54, 449,382.94 and 97,126.87
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Solution
The fourth proportional to 299,546.54, 449,382.94 and 97,126.87 is: 145,710.77
Step by Step Solution
- Step 1: Write the proportion equation
299,546.54 : 449,382.94 = 97,126.87 : x - Step 2: Convert to fraction form
299,546.54/449,382.94 = 97,126.87/x - Step 3: Cross multiply
299,546.54x = 449,382.94 × 97,126.87 - Step 4: Simplify right side
299,546.54x = 43,647,158,416.25 - Step 5: Solve for x
x = 43,647,158,416.25/299,546.54 - Step 6: Final answer
x = 145,710.77
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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.