Finding the Third Proportional to 259,675.88 and 405,915.75
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Solution
The third proportional to 259,675.88 and 405,915.75 is: 634,512.53
Step by Step Solution
- Step 1: Write the proportion equation
259,675.88 : 405,915.75 = 405,915.75 : x - Step 2: Convert to fraction form
259,675.88/405,915.75 = 405,915.75/x - Step 3: Cross multiply
259,675.88x = 405,915.75 × 405,915.75 - Step 4: Simplify right side
259,675.88x = 164,767,596,098.06 - Step 5: Solve for x
x = 164,767,596,098.06/259,675.88 - Step 6: Final answer
x = 634,512.53
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.