Finding the Fourth Proportional to 757,514.10, 1,045,368.27 and 417,982.08
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Solution
The fourth proportional to 757,514.10, 1,045,368.27 and 417,982.08 is: 576,814.61
Step by Step Solution
- Step 1: Write the proportion equation
757,514.10 : 1,045,368.27 = 417,982.08 : x - Step 2: Convert to fraction form
757,514.10/1,045,368.27 = 417,982.08/x - Step 3: Cross multiply
757,514.10x = 1,045,368.27 × 417,982.08 - Step 4: Simplify right side
757,514.10x = 436,945,203,860.60 - Step 5: Solve for x
x = 436,945,203,860.60/757,514.10 - Step 6: Final answer
x = 576,814.61
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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.