Finding the Fourth Proportional to 306,445.41, 459,668.12 and 96,099.75
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Solution
The fourth proportional to 306,445.41, 459,668.12 and 96,099.75 is: 144,149.63
Step by Step Solution
- Step 1: Write the proportion equation
306,445.41 : 459,668.12 = 96,099.75 : x - Step 2: Convert to fraction form
306,445.41/459,668.12 = 96,099.75/x - Step 3: Cross multiply
306,445.41x = 459,668.12 × 96,099.75 - Step 4: Simplify right side
306,445.41x = 44,173,990,934.47 - Step 5: Solve for x
x = 44,173,990,934.47/306,445.41 - Step 6: Final answer
x = 144,149.63
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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.