Finding the Third Proportional to 454 and 786.50
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Solution
The third proportional to 454 and 786.50 is: 1,362.52
Step by Step Solution
- Step 1: Write the proportion equation
454 : 786.50 = 786.50 : x - Step 2: Convert to fraction form
454/786.50 = 786.50/x - Step 3: Cross multiply
454x = 786.50 × 786.50 - Step 4: Simplify right side
454x = 618,582.25 - Step 5: Solve for x
x = 618,582.25/454 - Step 6: Final answer
x = 1,362.52
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These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.