Finding the Fourth Proportional to 455,961.40, 629,207.18 and 252,001.80
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Solution
The fourth proportional to 455,961.40, 629,207.18 and 252,001.80 is: 347,751.68
Step by Step Solution
- Step 1: Write the proportion equation
455,961.40 : 629,207.18 = 252,001.80 : x - Step 2: Convert to fraction form
455,961.40/629,207.18 = 252,001.80/x - Step 3: Cross multiply
455,961.40x = 629,207.18 × 252,001.80 - Step 4: Simplify right side
455,961.40x = 158,561,341,932.92 - Step 5: Solve for x
x = 158,561,341,932.92/455,961.40 - Step 6: Final answer
x = 347,751.68
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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.