Finding the Fourth Proportional to 373.99, 560.99 and 211.66
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Solution
The fourth proportional to 373.99, 560.99 and 211.66 is: 317.49
Step by Step Solution
- Step 1: Write the proportion equation
373.99 : 560.99 = 211.66 : x - Step 2: Convert to fraction form
373.99/560.99 = 211.66/x - Step 3: Cross multiply
373.99x = 560.99 × 211.66 - Step 4: Simplify right side
373.99x = 118,739.14 - Step 5: Solve for x
x = 118,739.14/373.99 - Step 6: Final answer
x = 317.49
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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.