Finding the Fourth Proportional to 406,346.22, 560,761.99 and 245,170.13
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Solution
The fourth proportional to 406,346.22, 560,761.99 and 245,170.13 is: 338,337.31
Step by Step Solution
- Step 1: Write the proportion equation
406,346.22 : 560,761.99 = 245,170.13 : x - Step 2: Convert to fraction form
406,346.22/560,761.99 = 245,170.13/x - Step 3: Cross multiply
406,346.22x = 560,761.99 × 245,170.13 - Step 4: Simplify right side
406,346.22x = 137,482,086,570.62 - Step 5: Solve for x
x = 137,482,086,570.62/406,346.22 - Step 6: Final answer
x = 338,337.31
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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.