Finding the Fourth Proportional to 373.80, 560.48 and 157.26
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Solution
The fourth proportional to 373.80, 560.48 and 157.26 is: 235.80
Step by Step Solution
- Step 1: Write the proportion equation
373.80 : 560.48 = 157.26 : x - Step 2: Convert to fraction form
373.80/560.48 = 157.26/x - Step 3: Cross multiply
373.80x = 560.48 × 157.26 - Step 4: Simplify right side
373.80x = 88,141.08 - Step 5: Solve for x
x = 88,141.08/373.80 - Step 6: Final answer
x = 235.80
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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.