Finding the Third Proportional to 236,337.75 and 318,390.75
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Solution
The third proportional to 236,337.75 and 318,390.75 is: 428,931.35
Step by Step Solution
- Step 1: Write the proportion equation
236,337.75 : 318,390.75 = 318,390.75 : x - Step 2: Convert to fraction form
236,337.75/318,390.75 = 318,390.75/x - Step 3: Cross multiply
236,337.75x = 318,390.75 × 318,390.75 - Step 4: Simplify right side
236,337.75x = 101,372,669,685.56 - Step 5: Solve for x
x = 101,372,669,685.56/236,337.75 - Step 6: Final answer
x = 428,931.35
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Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.