Finding the Fourth Proportional to 997,944.40, 1,497,135.30 and 492,747.40
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Solution
The fourth proportional to 997,944.40, 1,497,135.30 and 492,747.40 is: 739,229.09
Step by Step Solution
- Step 1: Write the proportion equation
997,944.40 : 1,497,135.30 = 492,747.40 : x - Step 2: Convert to fraction form
997,944.40/1,497,135.30 = 492,747.40/x - Step 3: Cross multiply
997,944.40x = 1,497,135.30 × 492,747.40 - Step 4: Simplify right side
997,944.40x = 737,709,526,523.22 - Step 5: Solve for x
x = 737,709,526,523.22/997,944.40 - Step 6: Final answer
x = 739,229.09
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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.