Finding the Fourth Proportional to 341,622.11, 512,344.74 and 101,679.68
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Solution
The fourth proportional to 341,622.11, 512,344.74 and 101,679.68 is: 152,493.20
Step by Step Solution
- Step 1: Write the proportion equation
341,622.11 : 512,344.74 = 101,679.68 : x - Step 2: Convert to fraction form
341,622.11/512,344.74 = 101,679.68/x - Step 3: Cross multiply
341,622.11x = 512,344.74 × 101,679.68 - Step 4: Simplify right side
341,622.11x = 52,095,049,212.88 - Step 5: Solve for x
x = 52,095,049,212.88/341,622.11 - Step 6: Final answer
x = 152,493.20
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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.