Finding the Fourth Proportional to 775,724.99, 1,164,677.34 and 396,917.36
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Solution
The fourth proportional to 775,724.99, 1,164,677.34 and 396,917.36 is: 595,933.69
Step by Step Solution
- Step 1: Write the proportion equation
775,724.99 : 1,164,677.34 = 396,917.36 : x - Step 2: Convert to fraction form
775,724.99/1,164,677.34 = 396,917.36/x - Step 3: Cross multiply
775,724.99x = 1,164,677.34 × 396,917.36 - Step 4: Simplify right side
775,724.99x = 462,280,649,221.24 - Step 5: Solve for x
x = 462,280,649,221.24/775,724.99 - Step 6: Final answer
x = 595,933.69
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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.