Finding the Fourth Proportional to 447,161.28, 616,879.01 and 265,770.14
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Solution
The fourth proportional to 447,161.28, 616,879.01 and 265,770.14 is: 366,641.80
Step by Step Solution
- Step 1: Write the proportion equation
447,161.28 : 616,879.01 = 265,770.14 : x - Step 2: Convert to fraction form
447,161.28/616,879.01 = 265,770.14/x - Step 3: Cross multiply
447,161.28x = 616,879.01 × 265,770.14 - Step 4: Simplify right side
447,161.28x = 163,948,016,437.52 - Step 5: Solve for x
x = 163,948,016,437.52/447,161.28 - Step 6: Final answer
x = 366,641.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.