Finding the Fourth Proportional to 957,673.38, 1,432,961.70 and 767,557.12
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Solution
The fourth proportional to 957,673.38, 1,432,961.70 and 767,557.12 is: 1,148,491.73
Step by Step Solution
- Step 1: Write the proportion equation
957,673.38 : 1,432,961.70 = 767,557.12 : x - Step 2: Convert to fraction form
957,673.38/1,432,961.70 = 767,557.12/x - Step 3: Cross multiply
957,673.38x = 1,432,961.70 × 767,557.12 - Step 4: Simplify right side
957,673.38x = 1,099,879,955,522.30 - Step 5: Solve for x
x = 1,099,879,955,522.30/957,673.38 - Step 6: Final answer
x = 1,148,491.73
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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.