Finding the Third Proportional to 408,181.50 and 633,588.75
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Solution
The third proportional to 408,181.50 and 633,588.75 is: 983,471.09
Step by Step Solution
- Step 1: Write the proportion equation
408,181.50 : 633,588.75 = 633,588.75 : x - Step 2: Convert to fraction form
408,181.50/633,588.75 = 633,588.75/x - Step 3: Cross multiply
408,181.50x = 633,588.75 × 633,588.75 - Step 4: Simplify right side
408,181.50x = 401,434,704,126.56 - Step 5: Solve for x
x = 401,434,704,126.56/408,181.50 - Step 6: Final answer
x = 983,471.09
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.