Finding the Fourth Proportional to 299,532.08, 449,173.20 and 121,918.52
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Solution
The fourth proportional to 299,532.08, 449,173.20 and 121,918.52 is: 182,826.93
Step by Step Solution
- Step 1: Write the proportion equation
299,532.08 : 449,173.20 = 121,918.52 : x - Step 2: Convert to fraction form
299,532.08/449,173.20 = 121,918.52/x - Step 3: Cross multiply
299,532.08x = 449,173.20 × 121,918.52 - Step 4: Simplify right side
299,532.08x = 54,762,531,767.66 - Step 5: Solve for x
x = 54,762,531,767.66/299,532.08 - Step 6: Final answer
x = 182,826.93
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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.