Finding the Fourth Proportional to 801,551.20, 1,202,326.80 and 202,514.08
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Solution
The fourth proportional to 801,551.20, 1,202,326.80 and 202,514.08 is: 303,771.12
Step by Step Solution
- Step 1: Write the proportion equation
801,551.20 : 1,202,326.80 = 202,514.08 : x - Step 2: Convert to fraction form
801,551.20/1,202,326.80 = 202,514.08/x - Step 3: Cross multiply
801,551.20x = 1,202,326.80 × 202,514.08 - Step 4: Simplify right side
801,551.20x = 243,488,105,761.34 - Step 5: Solve for x
x = 243,488,105,761.34/801,551.20 - Step 6: Final answer
x = 303,771.12
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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.