Finding the Fourth Proportional to 966,864.20, 1,450,296.30 and 823,785.80
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Solution
The fourth proportional to 966,864.20, 1,450,296.30 and 823,785.80 is: 1,235,678.70
Step by Step Solution
- Step 1: Write the proportion equation
966,864.20 : 1,450,296.30 = 823,785.80 : x - Step 2: Convert to fraction form
966,864.20/1,450,296.30 = 823,785.80/x - Step 3: Cross multiply
966,864.20x = 1,450,296.30 × 823,785.80 - Step 4: Simplify right side
966,864.20x = 1,194,733,497,732.54 - Step 5: Solve for x
x = 1,194,733,497,732.54/966,864.20 - Step 6: Final answer
x = 1,235,678.70
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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.