Finding the Fourth Proportional to 375.99, 563.70 and 190.77
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Solution
The fourth proportional to 375.99, 563.70 and 190.77 is: 286.01
Step by Step Solution
- Step 1: Write the proportion equation
375.99 : 563.70 = 190.77 : x - Step 2: Convert to fraction form
375.99/563.70 = 190.77/x - Step 3: Cross multiply
375.99x = 563.70 × 190.77 - Step 4: Simplify right side
375.99x = 107,537.05 - Step 5: Solve for x
x = 107,537.05/375.99 - Step 6: Final answer
x = 286.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.