Finding the Fourth Proportional to 283,842.82, 425,764.26 and 115,454.74
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Solution
The fourth proportional to 283,842.82, 425,764.26 and 115,454.74 is: 173,182.12
Step by Step Solution
- Step 1: Write the proportion equation
283,842.82 : 425,764.26 = 115,454.74 : x - Step 2: Convert to fraction form
283,842.82/425,764.26 = 115,454.74/x - Step 3: Cross multiply
283,842.82x = 425,764.26 × 115,454.74 - Step 4: Simplify right side
283,842.82x = 49,156,501,939.59 - Step 5: Solve for x
x = 49,156,501,939.59/283,842.82 - Step 6: Final answer
x = 173,182.12
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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.