Finding the Fourth Proportional to 455,888.70, 629,150.49 and 274,657.68
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Solution
The fourth proportional to 455,888.70, 629,150.49 and 274,657.68 is: 379,042.11
Step by Step Solution
- Step 1: Write the proportion equation
455,888.70 : 629,150.49 = 274,657.68 : x - Step 2: Convert to fraction form
455,888.70/629,150.49 = 274,657.68/x - Step 3: Cross multiply
455,888.70x = 629,150.49 × 274,657.68 - Step 4: Simplify right side
455,888.70x = 172,801,013,954.26 - Step 5: Solve for x
x = 172,801,013,954.26/455,888.70 - Step 6: Final answer
x = 379,042.11
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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.