Finding the Fourth Proportional to 283,550.76, 425,409.26 and 83,876.49
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Solution
The fourth proportional to 283,550.76, 425,409.26 and 83,876.49 is: 125,839.32
Step by Step Solution
- Step 1: Write the proportion equation
283,550.76 : 425,409.26 = 83,876.49 : x - Step 2: Convert to fraction form
283,550.76/425,409.26 = 83,876.49/x - Step 3: Cross multiply
283,550.76x = 425,409.26 × 83,876.49 - Step 4: Simplify right side
283,550.76x = 35,681,835,122.92 - Step 5: Solve for x
x = 35,681,835,122.92/283,550.76 - Step 6: Final answer
x = 125,839.32
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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.