Finding the Fourth Proportional to 378.14, 565.99 and 297.14
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Solution
The fourth proportional to 378.14, 565.99 and 297.14 is: 444.75
Step by Step Solution
- Step 1: Write the proportion equation
378.14 : 565.99 = 297.14 : x - Step 2: Convert to fraction form
378.14/565.99 = 297.14/x - Step 3: Cross multiply
378.14x = 565.99 × 297.14 - Step 4: Simplify right side
378.14x = 168,174.70 - Step 5: Solve for x
x = 168,174.70/378.14 - Step 6: Final answer
x = 444.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.