Finding the Fourth Proportional to 326,470.99, 450,529.96 and 183,231.03
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Solution
The fourth proportional to 326,470.99, 450,529.96 and 183,231.03 is: 252,858.82
Step by Step Solution
- Step 1: Write the proportion equation
326,470.99 : 450,529.96 = 183,231.03 : x - Step 2: Convert to fraction form
326,470.99/450,529.96 = 183,231.03/x - Step 3: Cross multiply
326,470.99x = 450,529.96 × 183,231.03 - Step 4: Simplify right side
326,470.99x = 82,551,069,848.07 - Step 5: Solve for x
x = 82,551,069,848.07/326,470.99 - Step 6: Final answer
x = 252,858.82
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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.