Finding the Fourth Proportional to 670,394.92, 925,163.25 and 364,491.90
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Solution
The fourth proportional to 670,394.92, 925,163.25 and 364,491.90 is: 503,008.75
Step by Step Solution
- Step 1: Write the proportion equation
670,394.92 : 925,163.25 = 364,491.90 : x - Step 2: Convert to fraction form
670,394.92/925,163.25 = 364,491.90/x - Step 3: Cross multiply
670,394.92x = 925,163.25 × 364,491.90 - Step 4: Simplify right side
670,394.92x = 337,214,510,802.68 - Step 5: Solve for x
x = 337,214,510,802.68/670,394.92 - Step 6: Final answer
x = 503,008.75
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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.