Finding the Third Proportional to 455 and 1,064
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Solution
The third proportional to 455 and 1,064 is: 2,488.12
Step by Step Solution
- Step 1: Write the proportion equation
455 : 1,064 = 1,064 : x - Step 2: Convert to fraction form
455/1,064 = 1,064/x - Step 3: Cross multiply
455x = 1,064 × 1,064 - Step 4: Simplify right side
455x = 1,132,096 - Step 5: Solve for x
x = 1,132,096/455 - Step 6: Final answer
x = 2,488.12
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These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.