Finding the Fourth Proportional to 416,752.20, 625,055.49 and 117,161.64
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Solution
The fourth proportional to 416,752.20, 625,055.49 and 117,161.64 is: 175,721.99
Step by Step Solution
- Step 1: Write the proportion equation
416,752.20 : 625,055.49 = 117,161.64 : x - Step 2: Convert to fraction form
416,752.20/625,055.49 = 117,161.64/x - Step 3: Cross multiply
416,752.20x = 625,055.49 × 117,161.64 - Step 4: Simplify right side
416,752.20x = 73,232,526,299.40 - Step 5: Solve for x
x = 73,232,526,299.40/416,752.20 - Step 6: Final answer
x = 175,721.99
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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.