Finding the Fourth Proportional to 346,917.96, 478,770.96 and 193,985.92
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Solution
The fourth proportional to 346,917.96, 478,770.96 and 193,985.92 is: 267,714.09
Step by Step Solution
- Step 1: Write the proportion equation
346,917.96 : 478,770.96 = 193,985.92 : x - Step 2: Convert to fraction form
346,917.96/478,770.96 = 193,985.92/x - Step 3: Cross multiply
346,917.96x = 478,770.96 × 193,985.92 - Step 4: Simplify right side
346,917.96x = 92,874,825,144.88 - Step 5: Solve for x
x = 92,874,825,144.88/346,917.96 - Step 6: Final answer
x = 267,714.09
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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.