Finding the Fourth Proportional to 422,532.44, 633,934.13 and 123,030.99
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Solution
The fourth proportional to 422,532.44, 633,934.13 and 123,030.99 is: 184,585.93
Step by Step Solution
- Step 1: Write the proportion equation
422,532.44 : 633,934.13 = 123,030.99 : x - Step 2: Convert to fraction form
422,532.44/633,934.13 = 123,030.99/x - Step 3: Cross multiply
422,532.44x = 633,934.13 × 123,030.99 - Step 4: Simplify right side
422,532.44x = 77,993,542,993.53 - Step 5: Solve for x
x = 77,993,542,993.53/422,532.44 - Step 6: Final answer
x = 184,585.93
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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.