Finding the Fourth Proportional to 468.05, 645.99 and 271.68
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Solution
The fourth proportional to 468.05, 645.99 and 271.68 is: 374.97
Step by Step Solution
- Step 1: Write the proportion equation
468.05 : 645.99 = 271.68 : x - Step 2: Convert to fraction form
468.05/645.99 = 271.68/x - Step 3: Cross multiply
468.05x = 645.99 × 271.68 - Step 4: Simplify right side
468.05x = 175,502.56 - Step 5: Solve for x
x = 175,502.56/468.05 - Step 6: Final answer
x = 374.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.