Finding the Fourth Proportional to 379,338.92, 569,037.42 and 113,079.08
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Solution
The fourth proportional to 379,338.92, 569,037.42 and 113,079.08 is: 169,627.28
Step by Step Solution
- Step 1: Write the proportion equation
379,338.92 : 569,037.42 = 113,079.08 : x - Step 2: Convert to fraction form
379,338.92/569,037.42 = 113,079.08/x - Step 3: Cross multiply
379,338.92x = 569,037.42 × 113,079.08 - Step 4: Simplify right side
379,338.92x = 64,346,227,939.17 - Step 5: Solve for x
x = 64,346,227,939.17/379,338.92 - Step 6: Final answer
x = 169,627.28
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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.