Finding the Fourth Proportional to 283,424.19, 391,096.44 and 174,511.23
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Solution
The fourth proportional to 283,424.19, 391,096.44 and 174,511.23 is: 240,807.68
Step by Step Solution
- Step 1: Write the proportion equation
283,424.19 : 391,096.44 = 174,511.23 : x - Step 2: Convert to fraction form
283,424.19/391,096.44 = 174,511.23/x - Step 3: Cross multiply
283,424.19x = 391,096.44 × 174,511.23 - Step 4: Simplify right side
283,424.19x = 68,250,720,793.02 - Step 5: Solve for x
x = 68,250,720,793.02/283,424.19 - Step 6: Final answer
x = 240,807.68
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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.