Finding the Fourth Proportional to 272,727.91, 408,534.17 and 222,306.63
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Solution
The fourth proportional to 272,727.91, 408,534.17 and 222,306.63 is: 333,005.34
Step by Step Solution
- Step 1: Write the proportion equation
272,727.91 : 408,534.17 = 222,306.63 : x - Step 2: Convert to fraction form
272,727.91/408,534.17 = 222,306.63/x - Step 3: Cross multiply
272,727.91x = 408,534.17 × 222,306.63 - Step 4: Simplify right side
272,727.91x = 90,819,851,929.01 - Step 5: Solve for x
x = 90,819,851,929.01/272,727.91 - Step 6: Final answer
x = 333,005.34
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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.