Finding the Fourth Proportional to 283,925.20, 425,976.48 and 84,246.52
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Solution
The fourth proportional to 283,925.20, 425,976.48 and 84,246.52 is: 126,396.09
Step by Step Solution
- Step 1: Write the proportion equation
283,925.20 : 425,976.48 = 84,246.52 : x - Step 2: Convert to fraction form
283,925.20/425,976.48 = 84,246.52/x - Step 3: Cross multiply
283,925.20x = 425,976.48 × 84,246.52 - Step 4: Simplify right side
283,925.20x = 35,887,036,041.85 - Step 5: Solve for x
x = 35,887,036,041.85/283,925.20 - Step 6: Final answer
x = 126,396.09
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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.