Finding the Fourth Proportional to 796,924.68, 1,099,724.13 and 434,340.96
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Solution
The fourth proportional to 796,924.68, 1,099,724.13 and 434,340.96 is: 599,373.12
Step by Step Solution
- Step 1: Write the proportion equation
796,924.68 : 1,099,724.13 = 434,340.96 : x - Step 2: Convert to fraction form
796,924.68/1,099,724.13 = 434,340.96/x - Step 3: Cross multiply
796,924.68x = 1,099,724.13 × 434,340.96 - Step 4: Simplify right side
796,924.68x = 477,655,234,359.37 - Step 5: Solve for x
x = 477,655,234,359.37/796,924.68 - Step 6: Final answer
x = 599,373.12
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1.5x scale
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.