Finding the Fourth Proportional to 246,865.28, 340,673.60 and 133,687.68
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Solution
The fourth proportional to 246,865.28, 340,673.60 and 133,687.68 is: 184,488.73
Step by Step Solution
- Step 1: Write the proportion equation
246,865.28 : 340,673.60 = 133,687.68 : x - Step 2: Convert to fraction form
246,865.28/340,673.60 = 133,687.68/x - Step 3: Cross multiply
246,865.28x = 340,673.60 × 133,687.68 - Step 4: Simplify right side
246,865.28x = 45,543,863,221.25 - Step 5: Solve for x
x = 45,543,863,221.25/246,865.28 - Step 6: Final answer
x = 184,488.73
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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.