Finding the Third Proportional to 395,678.50 and 805,340.75
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Solution
The third proportional to 395,678.50 and 805,340.75 is: 1,639,143.20
Step by Step Solution
- Step 1: Write the proportion equation
395,678.50 : 805,340.75 = 805,340.75 : x - Step 2: Convert to fraction form
395,678.50/805,340.75 = 805,340.75/x - Step 3: Cross multiply
395,678.50x = 805,340.75 × 805,340.75 - Step 4: Simplify right side
395,678.50x = 648,573,723,610.56 - Step 5: Solve for x
x = 648,573,723,610.56/395,678.50 - Step 6: Final answer
x = 1,639,143.20
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.