Finding the Fourth Proportional to 333.99, 460.90 and 202.99
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Solution
The fourth proportional to 333.99, 460.90 and 202.99 is: 280.13
Step by Step Solution
- Step 1: Write the proportion equation
333.99 : 460.90 = 202.99 : x - Step 2: Convert to fraction form
333.99/460.90 = 202.99/x - Step 3: Cross multiply
333.99x = 460.90 × 202.99 - Step 4: Simplify right side
333.99x = 93,558.16 - Step 5: Solve for x
x = 93,558.16/333.99 - Step 6: Final answer
x = 280.13
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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.