Finding the Third Proportional to 372.50 and 541.50
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Solution
The third proportional to 372.50 and 541.50 is: 787.17
Step by Step Solution
- Step 1: Write the proportion equation
372.50 : 541.50 = 541.50 : x - Step 2: Convert to fraction form
372.50/541.50 = 541.50/x - Step 3: Cross multiply
372.50x = 541.50 × 541.50 - Step 4: Simplify right side
372.50x = 293,222.25 - Step 5: Solve for x
x = 293,222.25/372.50 - Step 6: Final answer
x = 787.17
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Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.