Finding the Third Proportional to 316,436.63 and 422,708.63
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Solution
The third proportional to 316,436.63 and 422,708.63 is: 564,670.99
Step by Step Solution
- Step 1: Write the proportion equation
316,436.63 : 422,708.63 = 422,708.63 : x - Step 2: Convert to fraction form
316,436.63/422,708.63 = 422,708.63/x - Step 3: Cross multiply
316,436.63x = 422,708.63 × 422,708.63 - Step 4: Simplify right side
316,436.63x = 178,682,581,649.39 - Step 5: Solve for x
x = 178,682,581,649.39/316,436.63 - Step 6: Final answer
x = 564,670.99
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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.