Finding the Fourth Proportional to 306,062.96, 459,120.92 and 84,446.96
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Solution
The fourth proportional to 306,062.96, 459,120.92 and 84,446.96 is: 126,677.75
Step by Step Solution
- Step 1: Write the proportion equation
306,062.96 : 459,120.92 = 84,446.96 : x - Step 2: Convert to fraction form
306,062.96/459,120.92 = 84,446.96/x - Step 3: Cross multiply
306,062.96x = 459,120.92 × 84,446.96 - Step 4: Simplify right side
306,062.96x = 38,771,365,966.40 - Step 5: Solve for x
x = 38,771,365,966.40/306,062.96 - Step 6: Final answer
x = 126,677.75
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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.