Finding the Fourth Proportional to 737,944.80, 1,106,197.20 and 378,115.68
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Solution
The fourth proportional to 737,944.80, 1,106,197.20 and 378,115.68 is: 566,804.60
Step by Step Solution
- Step 1: Write the proportion equation
737,944.80 : 1,106,197.20 = 378,115.68 : x - Step 2: Convert to fraction form
737,944.80/1,106,197.20 = 378,115.68/x - Step 3: Cross multiply
737,944.80x = 1,106,197.20 × 378,115.68 - Step 4: Simplify right side
737,944.80x = 418,270,506,492.10 - Step 5: Solve for x
x = 418,270,506,492.10/737,944.80 - Step 6: Final answer
x = 566,804.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.