Finding the Fourth Proportional to 504,994.12, 696,891.49 and 323,705.92
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Solution
The fourth proportional to 504,994.12, 696,891.49 and 323,705.92 is: 446,713.92
Step by Step Solution
- Step 1: Write the proportion equation
504,994.12 : 696,891.49 = 323,705.92 : x - Step 2: Convert to fraction form
504,994.12/696,891.49 = 323,705.92/x - Step 3: Cross multiply
504,994.12x = 696,891.49 × 323,705.92 - Step 4: Simplify right side
504,994.12x = 225,587,900,910.62 - Step 5: Solve for x
x = 225,587,900,910.62/504,994.12 - Step 6: Final answer
x = 446,713.92
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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.