Finding the Fourth Proportional to 415.26, 573.48 and 332.91
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Solution
The fourth proportional to 415.26, 573.48 and 332.91 is: 459.75
Step by Step Solution
- Step 1: Write the proportion equation
415.26 : 573.48 = 332.91 : x - Step 2: Convert to fraction form
415.26/573.48 = 332.91/x - Step 3: Cross multiply
415.26x = 573.48 × 332.91 - Step 4: Simplify right side
415.26x = 190,917.23 - Step 5: Solve for x
x = 190,917.23/415.26 - Step 6: Final answer
x = 459.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.