Finding the Fourth Proportional to 917,093.80, 1,375,640.70 and 252,245.80
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Solution
The fourth proportional to 917,093.80, 1,375,640.70 and 252,245.80 is: 378,368.70
Step by Step Solution
- Step 1: Write the proportion equation
917,093.80 : 1,375,640.70 = 252,245.80 : x - Step 2: Convert to fraction form
917,093.80/1,375,640.70 = 252,245.80/x - Step 3: Cross multiply
917,093.80x = 1,375,640.70 × 252,245.80 - Step 4: Simplify right side
917,093.80x = 346,999,588,884.06 - Step 5: Solve for x
x = 346,999,588,884.06/917,093.80 - Step 6: Final answer
x = 378,368.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.