Finding the Third Proportional to 231,988 and 492,408
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Solution
The third proportional to 231,988 and 492,408 is: 1,045,164.57
Step by Step Solution
- Step 1: Write the proportion equation
231,988 : 492,408 = 492,408 : x - Step 2: Convert to fraction form
231,988/492,408 = 492,408/x - Step 3: Cross multiply
231,988x = 492,408 × 492,408 - Step 4: Simplify right side
231,988x = 242,465,638,464 - Step 5: Solve for x
x = 242,465,638,464/231,988 - Step 6: Final answer
x = 1,045,164.57
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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.