Finding the Fourth Proportional to 415,170.39, 572,932.49 and 233,940.68
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Solution
The fourth proportional to 415,170.39, 572,932.49 and 233,940.68 is: 322,836.65
Step by Step Solution
- Step 1: Write the proportion equation
415,170.39 : 572,932.49 = 233,940.68 : x - Step 2: Convert to fraction form
415,170.39/572,932.49 = 233,940.68/x - Step 3: Cross multiply
415,170.39x = 572,932.49 × 233,940.68 - Step 4: Simplify right side
415,170.39x = 134,032,215,134.99 - Step 5: Solve for x
x = 134,032,215,134.99/415,170.39 - Step 6: Final answer
x = 322,836.65
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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.