Finding the Third Proportional to 312,188 and 663,250
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Solution
The third proportional to 312,188 and 663,250 is: 1,409,088.63
Step by Step Solution
- Step 1: Write the proportion equation
312,188 : 663,250 = 663,250 : x - Step 2: Convert to fraction form
312,188/663,250 = 663,250/x - Step 3: Cross multiply
312,188x = 663,250 × 663,250 - Step 4: Simplify right side
312,188x = 439,900,562,500 - Step 5: Solve for x
x = 439,900,562,500/312,188 - Step 6: Final answer
x = 1,409,088.63
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.