Finding the Fourth Proportional to 283,629.96, 391,428.70 and 173,295.84
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Solution
The fourth proportional to 283,629.96, 391,428.70 and 173,295.84 is: 239,160.09
Step by Step Solution
- Step 1: Write the proportion equation
283,629.96 : 391,428.70 = 173,295.84 : x - Step 2: Convert to fraction form
283,629.96/391,428.70 = 173,295.84/x - Step 3: Cross multiply
283,629.96x = 391,428.70 × 173,295.84 - Step 4: Simplify right side
283,629.96x = 67,832,965,366.61 - Step 5: Solve for x
x = 67,832,965,366.61/283,629.96 - Step 6: Final answer
x = 239,160.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.