Finding the Fourth Proportional to 306,201.23, 459,375.62 and 301,117.40
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Solution
The fourth proportional to 306,201.23, 459,375.62 and 301,117.40 is: 451,748.65
Step by Step Solution
- Step 1: Write the proportion equation
306,201.23 : 459,375.62 = 301,117.40 : x - Step 2: Convert to fraction form
306,201.23/459,375.62 = 301,117.40/x - Step 3: Cross multiply
306,201.23x = 459,375.62 × 301,117.40 - Step 4: Simplify right side
306,201.23x = 138,325,992,317.79 - Step 5: Solve for x
x = 138,325,992,317.79/306,201.23 - Step 6: Final answer
x = 451,748.65
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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.