Finding the Third Proportional to 458 and 738.50
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Solution
The third proportional to 458 and 738.50 is: 1,190.79
Step by Step Solution
- Step 1: Write the proportion equation
458 : 738.50 = 738.50 : x - Step 2: Convert to fraction form
458/738.50 = 738.50/x - Step 3: Cross multiply
458x = 738.50 × 738.50 - Step 4: Simplify right side
458x = 545,382.25 - Step 5: Solve for x
x = 545,382.25/458 - Step 6: Final answer
x = 1,190.79
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.