Finding the Fourth Proportional to 798,620.14, 1,197,599.73 and 324,983.98
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Solution
The fourth proportional to 798,620.14, 1,197,599.73 and 324,983.98 is: 487,341.49
Step by Step Solution
- Step 1: Write the proportion equation
798,620.14 : 1,197,599.73 = 324,983.98 : x - Step 2: Convert to fraction form
798,620.14/1,197,599.73 = 324,983.98/x - Step 3: Cross multiply
798,620.14x = 1,197,599.73 × 324,983.98 - Step 4: Simplify right side
798,620.14x = 389,200,726,702.33 - Step 5: Solve for x
x = 389,200,726,702.33/798,620.14 - Step 6: Final answer
x = 487,341.49
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1.5x scale
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.