Finding the Fourth Proportional to 264,741.92, 365,346.68 and 143,883.21
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Solution
The fourth proportional to 264,741.92, 365,346.68 and 143,883.21 is: 198,560.37
Step by Step Solution
- Step 1: Write the proportion equation
264,741.92 : 365,346.68 = 143,883.21 : x - Step 2: Convert to fraction form
264,741.92/365,346.68 = 143,883.21/x - Step 3: Cross multiply
264,741.92x = 365,346.68 × 143,883.21 - Step 4: Simplify right side
264,741.92x = 52,567,253,081.24 - Step 5: Solve for x
x = 52,567,253,081.24/264,741.92 - Step 6: Final answer
x = 198,560.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.