Finding the Fourth Proportional to 542,488.05, 813,731.94 and 182,628.68
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Solution
The fourth proportional to 542,488.05, 813,731.94 and 182,628.68 is: 273,942.97
Step by Step Solution
- Step 1: Write the proportion equation
542,488.05 : 813,731.94 = 182,628.68 : x - Step 2: Convert to fraction form
542,488.05/813,731.94 = 182,628.68/x - Step 3: Cross multiply
542,488.05x = 813,731.94 × 182,628.68 - Step 4: Simplify right side
542,488.05x = 148,610,786,007.38 - Step 5: Solve for x
x = 148,610,786,007.38/542,488.05 - Step 6: Final answer
x = 273,942.97
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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.