Finding the Fourth Proportional to 375.75, 564.99 and 345.68
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Solution
The fourth proportional to 375.75, 564.99 and 345.68 is: 519.78
Step by Step Solution
- Step 1: Write the proportion equation
375.75 : 564.99 = 345.68 : x - Step 2: Convert to fraction form
375.75/564.99 = 345.68/x - Step 3: Cross multiply
375.75x = 564.99 × 345.68 - Step 4: Simplify right side
375.75x = 195,304.10 - Step 5: Solve for x
x = 195,304.10/375.75 - Step 6: Final answer
x = 519.78
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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.