Finding the Fourth Proportional to 397,313.46, 595,956.99 and 172,674.12
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Solution
The fourth proportional to 397,313.46, 595,956.99 and 172,674.12 is: 259,005.44
Step by Step Solution
- Step 1: Write the proportion equation
397,313.46 : 595,956.99 = 172,674.12 : x - Step 2: Convert to fraction form
397,313.46/595,956.99 = 172,674.12/x - Step 3: Cross multiply
397,313.46x = 595,956.99 × 172,674.12 - Step 4: Simplify right side
397,313.46x = 102,906,348,806.10 - Step 5: Solve for x
x = 102,906,348,806.10/397,313.46 - Step 6: Final answer
x = 259,005.44
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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.