Finding the Fourth Proportional to 346,063.48, 477,613.42 and 202,879.80
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Solution
The fourth proportional to 346,063.48, 477,613.42 and 202,879.80 is: 280,000.98
Step by Step Solution
- Step 1: Write the proportion equation
346,063.48 : 477,613.42 = 202,879.80 : x - Step 2: Convert to fraction form
346,063.48/477,613.42 = 202,879.80/x - Step 3: Cross multiply
346,063.48x = 477,613.42 × 202,879.80 - Step 4: Simplify right side
346,063.48x = 96,898,115,126.92 - Step 5: Solve for x
x = 96,898,115,126.92/346,063.48 - Step 6: Final answer
x = 280,000.98
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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.