Finding the Third Proportional to 328,520 and 706,117
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Solution
The third proportional to 328,520 and 706,117 is: 1,517,719.52
Step by Step Solution
- Step 1: Write the proportion equation
328,520 : 706,117 = 706,117 : x - Step 2: Convert to fraction form
328,520/706,117 = 706,117/x - Step 3: Cross multiply
328,520x = 706,117 × 706,117 - Step 4: Simplify right side
328,520x = 498,601,217,689 - Step 5: Solve for x
x = 498,601,217,689/328,520 - Step 6: Final answer
x = 1,517,719.52
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.