Finding the Fourth Proportional to 1,159,159.76, 1,738,553.04 and 317,514.80
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Solution
The fourth proportional to 1,159,159.76, 1,738,553.04 and 317,514.80 is: 476,221.09
Step by Step Solution
- Step 1: Write the proportion equation
1,159,159.76 : 1,738,553.04 = 317,514.80 : x - Step 2: Convert to fraction form
1,159,159.76/1,738,553.04 = 317,514.80/x - Step 3: Cross multiply
1,159,159.76x = 1,738,553.04 × 317,514.80 - Step 4: Simplify right side
1,159,159.76x = 552,016,320,784.99 - Step 5: Solve for x
x = 552,016,320,784.99/1,159,159.76 - Step 6: Final answer
x = 476,221.09
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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.