Finding the Fourth Proportional to 451.86, 624.41 and 341.14
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Solution
The fourth proportional to 451.86, 624.41 and 341.14 is: 471.41
Step by Step Solution
- Step 1: Write the proportion equation
451.86 : 624.41 = 341.14 : x - Step 2: Convert to fraction form
451.86/624.41 = 341.14/x - Step 3: Cross multiply
451.86x = 624.41 × 341.14 - Step 4: Simplify right side
451.86x = 213,010.52 - Step 5: Solve for x
x = 213,010.52/451.86 - Step 6: Final answer
x = 471.41
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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.