Finding the Fourth Proportional to 340,091.26, 469,326.35 and 189,188.26
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Solution
The fourth proportional to 340,091.26, 469,326.35 and 189,188.26 is: 261,080.03
Step by Step Solution
- Step 1: Write the proportion equation
340,091.26 : 469,326.35 = 189,188.26 : x - Step 2: Convert to fraction form
340,091.26/469,326.35 = 189,188.26/x - Step 3: Cross multiply
340,091.26x = 469,326.35 × 189,188.26 - Step 4: Simplify right side
340,091.26x = 88,791,034,828.31 - Step 5: Solve for x
x = 88,791,034,828.31/340,091.26 - Step 6: Final answer
x = 261,080.03
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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.