Finding the Third Proportional to 397,356 and 865,648
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Solution
The third proportional to 397,356 and 865,648 is: 1,885,831.50
Step by Step Solution
- Step 1: Write the proportion equation
397,356 : 865,648 = 865,648 : x - Step 2: Convert to fraction form
397,356/865,648 = 865,648/x - Step 3: Cross multiply
397,356x = 865,648 × 865,648 - Step 4: Simplify right side
397,356x = 749,346,459,904 - Step 5: Solve for x
x = 749,346,459,904/397,356 - Step 6: Final answer
x = 1,885,831.50
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.