Finding the Fourth Proportional to 496,135.20, 744,202.80 and 180,551.10
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Solution
The fourth proportional to 496,135.20, 744,202.80 and 180,551.10 is: 270,826.65
Step by Step Solution
- Step 1: Write the proportion equation
496,135.20 : 744,202.80 = 180,551.10 : x - Step 2: Convert to fraction form
496,135.20/744,202.80 = 180,551.10/x - Step 3: Cross multiply
496,135.20x = 744,202.80 × 180,551.10 - Step 4: Simplify right side
496,135.20x = 134,366,634,163.08 - Step 5: Solve for x
x = 134,366,634,163.08/496,135.20 - Step 6: Final answer
x = 270,826.65
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Similar ratio
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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.