Finding the Third Proportional to 289,602 and 448,416
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Solution
The third proportional to 289,602 and 448,416 is: 694,321.55
Step by Step Solution
- Step 1: Write the proportion equation
289,602 : 448,416 = 448,416 : x - Step 2: Convert to fraction form
289,602/448,416 = 448,416/x - Step 3: Cross multiply
289,602x = 448,416 × 448,416 - Step 4: Simplify right side
289,602x = 201,076,909,056 - Step 5: Solve for x
x = 201,076,909,056/289,602 - Step 6: Final answer
x = 694,321.55
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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.