Finding the Fourth Proportional to 330,654.96, 453,331.84 and 324,676.25
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Solution
The fourth proportional to 330,654.96, 453,331.84 and 324,676.25 is: 445,134.96
Step by Step Solution
- Step 1: Write the proportion equation
330,654.96 : 453,331.84 = 324,676.25 : x - Step 2: Convert to fraction form
330,654.96/453,331.84 = 324,676.25/x - Step 3: Cross multiply
330,654.96x = 453,331.84 × 324,676.25 - Step 4: Simplify right side
330,654.96x = 147,186,081,047.21 - Step 5: Solve for x
x = 147,186,081,047.21/330,654.96 - Step 6: Final answer
x = 445,134.96
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.