Finding the Fourth Proportional to 479,181.08, 718,160.96 and 254,649.08
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Solution
The fourth proportional to 479,181.08, 718,160.96 and 254,649.08 is: 381,649.10
Step by Step Solution
- Step 1: Write the proportion equation
479,181.08 : 718,160.96 = 254,649.08 : x - Step 2: Convert to fraction form
479,181.08/718,160.96 = 254,649.08/x - Step 3: Cross multiply
479,181.08x = 718,160.96 × 254,649.08 - Step 4: Simplify right side
479,181.08x = 182,879,027,755.92 - Step 5: Solve for x
x = 182,879,027,755.92/479,181.08 - Step 6: Final answer
x = 381,649.10
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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.