Finding the Third Proportional to 331,478 and 725,650
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Solution
The third proportional to 331,478 and 725,650 is: 1,588,545.61
Step by Step Solution
- Step 1: Write the proportion equation
331,478 : 725,650 = 725,650 : x - Step 2: Convert to fraction form
331,478/725,650 = 725,650/x - Step 3: Cross multiply
331,478x = 725,650 × 725,650 - Step 4: Simplify right side
331,478x = 526,567,922,500 - Step 5: Solve for x
x = 526,567,922,500/331,478 - Step 6: Final answer
x = 1,588,545.61
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.