Finding the Third Proportional to 253,455.94 and 392,316.75
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Solution
The third proportional to 253,455.94 and 392,316.75 is: 607,255.19
Step by Step Solution
- Step 1: Write the proportion equation
253,455.94 : 392,316.75 = 392,316.75 : x - Step 2: Convert to fraction form
253,455.94/392,316.75 = 392,316.75/x - Step 3: Cross multiply
253,455.94x = 392,316.75 × 392,316.75 - Step 4: Simplify right side
253,455.94x = 153,912,432,330.56 - Step 5: Solve for x
x = 153,912,432,330.56/253,455.94 - Step 6: Final answer
x = 607,255.19
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.