Finding the Third Proportional to 203,485.50 and 299,138.06
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Solution
The third proportional to 203,485.50 and 299,138.06 is: 439,754.09
Step by Step Solution
- Step 1: Write the proportion equation
203,485.50 : 299,138.06 = 299,138.06 : x - Step 2: Convert to fraction form
203,485.50/299,138.06 = 299,138.06/x - Step 3: Cross multiply
203,485.50x = 299,138.06 × 299,138.06 - Step 4: Simplify right side
203,485.50x = 89,483,580,436.25 - Step 5: Solve for x
x = 89,483,580,436.25/203,485.50 - Step 6: Final answer
x = 439,754.09
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.