Finding the Fourth Proportional to 416,752.09, 625,131.23 and 117,262.96
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Solution
The fourth proportional to 416,752.09, 625,131.23 and 117,262.96 is: 175,895.31
Step by Step Solution
- Step 1: Write the proportion equation
416,752.09 : 625,131.23 = 117,262.96 : x - Step 2: Convert to fraction form
416,752.09/625,131.23 = 117,262.96/x - Step 3: Cross multiply
416,752.09x = 625,131.23 × 117,262.96 - Step 4: Simplify right side
416,752.09x = 73,304,738,418.24 - Step 5: Solve for x
x = 73,304,738,418.24/416,752.09 - Step 6: Final answer
x = 175,895.31
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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.