Finding the Third Proportional to 213,023.75 and 459,259.75
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Solution
The third proportional to 213,023.75 and 459,259.75 is: 990,122.08
Step by Step Solution
- Step 1: Write the proportion equation
213,023.75 : 459,259.75 = 459,259.75 : x - Step 2: Convert to fraction form
213,023.75/459,259.75 = 459,259.75/x - Step 3: Cross multiply
213,023.75x = 459,259.75 × 459,259.75 - Step 4: Simplify right side
213,023.75x = 210,919,517,970.06 - Step 5: Solve for x
x = 210,919,517,970.06/213,023.75 - Step 6: Final answer
x = 990,122.08
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.