Finding the Third Proportional to 253,313.75 and 395,306.75
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Solution
The third proportional to 253,313.75 and 395,306.75 is: 616,892.79
Step by Step Solution
- Step 1: Write the proportion equation
253,313.75 : 395,306.75 = 395,306.75 : x - Step 2: Convert to fraction form
253,313.75/395,306.75 = 395,306.75/x - Step 3: Cross multiply
253,313.75x = 395,306.75 × 395,306.75 - Step 4: Simplify right side
253,313.75x = 156,267,426,595.56 - Step 5: Solve for x
x = 156,267,426,595.56/253,313.75 - Step 6: Final answer
x = 616,892.79
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.