Finding the Fourth Proportional to 796,709.28, 1,099,444.64 and 434,135.68
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Solution
The fourth proportional to 796,709.28, 1,099,444.64 and 434,135.68 is: 599,099.52
Step by Step Solution
- Step 1: Write the proportion equation
796,709.28 : 1,099,444.64 = 434,135.68 : x - Step 2: Convert to fraction form
796,709.28/1,099,444.64 = 434,135.68/x - Step 3: Cross multiply
796,709.28x = 1,099,444.64 × 434,135.68 - Step 4: Simplify right side
796,709.28x = 477,308,146,408.76 - Step 5: Solve for x
x = 477,308,146,408.76/796,709.28 - Step 6: Final answer
x = 599,099.52
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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.