Finding the Fourth Proportional to 377.19, 565.62 and 171.93
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Solution
The fourth proportional to 377.19, 565.62 and 171.93 is: 257.82
Step by Step Solution
- Step 1: Write the proportion equation
377.19 : 565.62 = 171.93 : x - Step 2: Convert to fraction form
377.19/565.62 = 171.93/x - Step 3: Cross multiply
377.19x = 565.62 × 171.93 - Step 4: Simplify right side
377.19x = 97,247.05 - Step 5: Solve for x
x = 97,247.05/377.19 - Step 6: Final answer
x = 257.82
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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.