Finding the Fourth Proportional to 341,672.75, 512,509.26 and 92,354.75
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Solution
The fourth proportional to 341,672.75, 512,509.26 and 92,354.75 is: 138,532.16
Step by Step Solution
- Step 1: Write the proportion equation
341,672.75 : 512,509.26 = 92,354.75 : x - Step 2: Convert to fraction form
341,672.75/512,509.26 = 92,354.75/x - Step 3: Cross multiply
341,672.75x = 512,509.26 × 92,354.75 - Step 4: Simplify right side
341,672.75x = 47,332,664,579.99 - Step 5: Solve for x
x = 47,332,664,579.99/341,672.75 - Step 6: Final answer
x = 138,532.16
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1.5x scale
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.