Finding the Fourth Proportional to 796,691.97, 1,099,420.68 and 434,118.96
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Solution
The fourth proportional to 796,691.97, 1,099,420.68 and 434,118.96 is: 599,076.40
Step by Step Solution
- Step 1: Write the proportion equation
796,691.97 : 1,099,420.68 = 434,118.96 : x - Step 2: Convert to fraction form
796,691.97/1,099,420.68 = 434,118.96/x - Step 3: Cross multiply
796,691.97x = 1,099,420.68 × 434,118.96 - Step 4: Simplify right side
796,691.97x = 477,279,356,706.99 - Step 5: Solve for x
x = 477,279,356,706.99/796,691.97 - Step 6: Final answer
x = 599,076.40
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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.