Finding the Fourth Proportional to 477,819.04, 716,673.12 and 178,310.08
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Solution
The fourth proportional to 477,819.04, 716,673.12 and 178,310.08 is: 267,444.43
Step by Step Solution
- Step 1: Write the proportion equation
477,819.04 : 716,673.12 = 178,310.08 : x - Step 2: Convert to fraction form
477,819.04/716,673.12 = 178,310.08/x - Step 3: Cross multiply
477,819.04x = 716,673.12 × 178,310.08 - Step 4: Simplify right side
477,819.04x = 127,790,041,361.05 - Step 5: Solve for x
x = 127,790,041,361.05/477,819.04 - Step 6: Final answer
x = 267,444.43
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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.