Finding the Fourth Proportional to 646,348.80, 969,571.80 and 173,023.68
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Solution
The fourth proportional to 646,348.80, 969,571.80 and 173,023.68 is: 259,548.53
Step by Step Solution
- Step 1: Write the proportion equation
646,348.80 : 969,571.80 = 173,023.68 : x - Step 2: Convert to fraction form
646,348.80/969,571.80 = 173,023.68/x - Step 3: Cross multiply
646,348.80x = 969,571.80 × 173,023.68 - Step 4: Simplify right side
646,348.80x = 167,758,880,860.22 - Step 5: Solve for x
x = 167,758,880,860.22/646,348.80 - Step 6: Final answer
x = 259,548.53
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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.