Finding the Fourth Proportional to 395,764.74, 546,279.39 and 252,524.52
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Solution
The fourth proportional to 395,764.74, 546,279.39 and 252,524.52 is: 348,562.99
Step by Step Solution
- Step 1: Write the proportion equation
395,764.74 : 546,279.39 = 252,524.52 : x - Step 2: Convert to fraction form
395,764.74/546,279.39 = 252,524.52/x - Step 3: Cross multiply
395,764.74x = 546,279.39 × 252,524.52 - Step 4: Simplify right side
395,764.74x = 137,948,940,745.64 - Step 5: Solve for x
x = 137,948,940,745.64/395,764.74 - Step 6: Final answer
x = 348,562.99
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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.