Finding the Third Proportional to 409,289.50 and 860,995.50
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Solution
The third proportional to 409,289.50 and 860,995.50 is: 1,811,219.81
Step by Step Solution
- Step 1: Write the proportion equation
409,289.50 : 860,995.50 = 860,995.50 : x - Step 2: Convert to fraction form
409,289.50/860,995.50 = 860,995.50/x - Step 3: Cross multiply
409,289.50x = 860,995.50 × 860,995.50 - Step 4: Simplify right side
409,289.50x = 741,313,251,020.25 - Step 5: Solve for x
x = 741,313,251,020.25/409,289.50 - Step 6: Final answer
x = 1,811,219.81
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.