Finding the Fourth Proportional to 283,876.80, 425,620.80 and 134,188.80
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Solution
The fourth proportional to 283,876.80, 425,620.80 and 134,188.80 is: 201,191.31
Step by Step Solution
- Step 1: Write the proportion equation
283,876.80 : 425,620.80 = 134,188.80 : x - Step 2: Convert to fraction form
283,876.80/425,620.80 = 134,188.80/x - Step 3: Cross multiply
283,876.80x = 425,620.80 × 134,188.80 - Step 4: Simplify right side
283,876.80x = 57,113,544,407.04 - Step 5: Solve for x
x = 57,113,544,407.04/283,876.80 - Step 6: Final answer
x = 201,191.31
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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.