Finding the Fourth Proportional to 406,338.19, 560,750.82 and 245,162.08
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Solution
The fourth proportional to 406,338.19, 560,750.82 and 245,162.08 is: 338,326.15
Step by Step Solution
- Step 1: Write the proportion equation
406,338.19 : 560,750.82 = 245,162.08 : x - Step 2: Convert to fraction form
406,338.19/560,750.82 = 245,162.08/x - Step 3: Cross multiply
406,338.19x = 560,750.82 × 245,162.08 - Step 4: Simplify right side
406,338.19x = 137,474,837,392.91 - Step 5: Solve for x
x = 137,474,837,392.91/406,338.19 - Step 6: Final answer
x = 338,326.15
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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.