Finding the Fourth Proportional to 341,776.70, 512,511.45 and 131,344.70
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Solution
The fourth proportional to 341,776.70, 512,511.45 and 131,344.70 is: 196,958.02
Step by Step Solution
- Step 1: Write the proportion equation
341,776.70 : 512,511.45 = 131,344.70 : x - Step 2: Convert to fraction form
341,776.70/512,511.45 = 131,344.70/x - Step 3: Cross multiply
341,776.70x = 512,511.45 × 131,344.70 - Step 4: Simplify right side
341,776.70x = 67,315,662,646.82 - Step 5: Solve for x
x = 67,315,662,646.82/341,776.70 - Step 6: Final answer
x = 196,958.02
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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.