Finding the Fourth Proportional to 386,004.62, 532,558.78 and 232,984.68
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Solution
The fourth proportional to 386,004.62, 532,558.78 and 232,984.68 is: 321,441.83
Step by Step Solution
- Step 1: Write the proportion equation
386,004.62 : 532,558.78 = 232,984.68 : x - Step 2: Convert to fraction form
386,004.62/532,558.78 = 232,984.68/x - Step 3: Cross multiply
386,004.62x = 532,558.78 × 232,984.68 - Step 4: Simplify right side
386,004.62x = 124,078,033,111.77 - Step 5: Solve for x
x = 124,078,033,111.77/386,004.62 - Step 6: Final answer
x = 321,441.83
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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.