Finding the Fourth Proportional to 272,304.20, 408,110.70 and 242,582.60
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Solution
The fourth proportional to 272,304.20, 408,110.70 and 242,582.60 is: 363,566.02
Step by Step Solution
- Step 1: Write the proportion equation
272,304.20 : 408,110.70 = 242,582.60 : x - Step 2: Convert to fraction form
272,304.20/408,110.70 = 242,582.60/x - Step 3: Cross multiply
272,304.20x = 408,110.70 × 242,582.60 - Step 4: Simplify right side
272,304.20x = 99,000,554,693.82 - Step 5: Solve for x
x = 99,000,554,693.82/272,304.20 - Step 6: Final answer
x = 363,566.02
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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.