Finding the Fourth Proportional to 341.99, 471.91 and 202.08
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Solution
The fourth proportional to 341.99, 471.91 and 202.08 is: 278.85
Step by Step Solution
- Step 1: Write the proportion equation
341.99 : 471.91 = 202.08 : x - Step 2: Convert to fraction form
341.99/471.91 = 202.08/x - Step 3: Cross multiply
341.99x = 471.91 × 202.08 - Step 4: Simplify right side
341.99x = 95,363.57 - Step 5: Solve for x
x = 95,363.57/341.99 - Step 6: Final answer
x = 278.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.