Finding the Fourth Proportional to 982,496.05, 1,473,744.07 and 272,524.08
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Solution
The fourth proportional to 982,496.05, 1,473,744.07 and 272,524.08 is: 408,786.13
Step by Step Solution
- Step 1: Write the proportion equation
982,496.05 : 1,473,744.07 = 272,524.08 : x - Step 2: Convert to fraction form
982,496.05/1,473,744.07 = 272,524.08/x - Step 3: Cross multiply
982,496.05x = 1,473,744.07 × 272,524.08 - Step 4: Simplify right side
982,496.05x = 401,630,752,188.42 - Step 5: Solve for x
x = 401,630,752,188.42/982,496.05 - Step 6: Final answer
x = 408,786.13
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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.