Finding the Fourth Proportional to 376.99, 562.71 and 325.05
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Solution
The fourth proportional to 376.99, 562.71 and 325.05 is: 485.18
Step by Step Solution
- Step 1: Write the proportion equation
376.99 : 562.71 = 325.05 : x - Step 2: Convert to fraction form
376.99/562.71 = 325.05/x - Step 3: Cross multiply
376.99x = 562.71 × 325.05 - Step 4: Simplify right side
376.99x = 182,907.99 - Step 5: Solve for x
x = 182,907.99/376.99 - Step 6: Final answer
x = 485.18
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.