Finding the Third Proportional to 318,910.75 and 459,502.75
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Solution
The third proportional to 318,910.75 and 459,502.75 is: 662,074.82
Step by Step Solution
- Step 1: Write the proportion equation
318,910.75 : 459,502.75 = 459,502.75 : x - Step 2: Convert to fraction form
318,910.75/459,502.75 = 459,502.75/x - Step 3: Cross multiply
318,910.75x = 459,502.75 × 459,502.75 - Step 4: Simplify right side
318,910.75x = 211,142,777,257.56 - Step 5: Solve for x
x = 211,142,777,257.56/318,910.75 - Step 6: Final answer
x = 662,074.82
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.