Finding the Fourth Proportional to 244,903.20, 366,901.20 and 139,408.80
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Solution
The fourth proportional to 244,903.20, 366,901.20 and 139,408.80 is: 208,854.99
Step by Step Solution
- Step 1: Write the proportion equation
244,903.20 : 366,901.20 = 139,408.80 : x - Step 2: Convert to fraction form
244,903.20/366,901.20 = 139,408.80/x - Step 3: Cross multiply
244,903.20x = 366,901.20 × 139,408.80 - Step 4: Simplify right side
244,903.20x = 51,149,256,010.56 - Step 5: Solve for x
x = 51,149,256,010.56/244,903.20 - Step 6: Final answer
x = 208,854.99
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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.