Finding the Fourth Proportional to 272,326.66, 408,489.99 and 122,539.03
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Solution
The fourth proportional to 272,326.66, 408,489.99 and 122,539.03 is: 183,808.54
Step by Step Solution
- Step 1: Write the proportion equation
272,326.66 : 408,489.99 = 122,539.03 : x - Step 2: Convert to fraction form
272,326.66/408,489.99 = 122,539.03/x - Step 3: Cross multiply
272,326.66x = 408,489.99 × 122,539.03 - Step 4: Simplify right side
272,326.66x = 50,055,965,658.56 - Step 5: Solve for x
x = 50,055,965,658.56/272,326.66 - Step 6: Final answer
x = 183,808.54
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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.