Finding the Fourth Proportional to 873,631.52, 1,310,301.12 and 242,609.12
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Solution
The fourth proportional to 873,631.52, 1,310,301.12 and 242,609.12 is: 363,873.09
Step by Step Solution
- Step 1: Write the proportion equation
873,631.52 : 1,310,301.12 = 242,609.12 : x - Step 2: Convert to fraction form
873,631.52/1,310,301.12 = 242,609.12/x - Step 3: Cross multiply
873,631.52x = 1,310,301.12 × 242,609.12 - Step 4: Simplify right side
873,631.52x = 317,891,001,658.21 - Step 5: Solve for x
x = 317,891,001,658.21/873,631.52 - Step 6: Final answer
x = 363,873.09
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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.