Finding the Fourth Proportional to 269,331.95, 403,873.76 and 79,724.52
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Solution
The fourth proportional to 269,331.95, 403,873.76 and 79,724.52 is: 119,550.03
Step by Step Solution
- Step 1: Write the proportion equation
269,331.95 : 403,873.76 = 79,724.52 : x - Step 2: Convert to fraction form
269,331.95/403,873.76 = 79,724.52/x - Step 3: Cross multiply
269,331.95x = 403,873.76 × 79,724.52 - Step 4: Simplify right side
269,331.95x = 32,198,641,855.91 - Step 5: Solve for x
x = 32,198,641,855.91/269,331.95 - Step 6: Final answer
x = 119,550.03
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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.