Finding the Third Proportional to 131,398.88 and 288,231.75
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Solution
The third proportional to 131,398.88 and 288,231.75 is: 632,254.59
Step by Step Solution
- Step 1: Write the proportion equation
131,398.88 : 288,231.75 = 288,231.75 : x - Step 2: Convert to fraction form
131,398.88/288,231.75 = 288,231.75/x - Step 3: Cross multiply
131,398.88x = 288,231.75 × 288,231.75 - Step 4: Simplify right side
131,398.88x = 83,077,541,708.06 - Step 5: Solve for x
x = 83,077,541,708.06/131,398.88 - Step 6: Final answer
x = 632,254.59
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.