Finding the Third Proportional to 288,839.75 and 449,011.75
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Solution
The third proportional to 288,839.75 and 449,011.75 is: 698,004.87
Step by Step Solution
- Step 1: Write the proportion equation
288,839.75 : 449,011.75 = 449,011.75 : x - Step 2: Convert to fraction form
288,839.75/449,011.75 = 449,011.75/x - Step 3: Cross multiply
288,839.75x = 449,011.75 × 449,011.75 - Step 4: Simplify right side
288,839.75x = 201,611,551,638.06 - Step 5: Solve for x
x = 201,611,551,638.06/288,839.75 - Step 6: Final answer
x = 698,004.87
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.