Finding the Third Proportional to 457 and 750.75
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Solution
The third proportional to 457 and 750.75 is: 1,233.32
Step by Step Solution
- Step 1: Write the proportion equation
457 : 750.75 = 750.75 : x - Step 2: Convert to fraction form
457/750.75 = 750.75/x - Step 3: Cross multiply
457x = 750.75 × 750.75 - Step 4: Simplify right side
457x = 563,625.56 - Step 5: Solve for x
x = 563,625.56/457 - Step 6: Final answer
x = 1,233.32
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These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.