Finding the Fourth Proportional to 325,042.96, 487,335.48 and 125,195.92
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Solution
The fourth proportional to 325,042.96, 487,335.48 and 125,195.92 is: 187,705.69
Step by Step Solution
- Step 1: Write the proportion equation
325,042.96 : 487,335.48 = 125,195.92 : x - Step 2: Convert to fraction form
325,042.96/487,335.48 = 125,195.92/x - Step 3: Cross multiply
325,042.96x = 487,335.48 × 125,195.92 - Step 4: Simplify right side
325,042.96x = 61,012,413,767.24 - Step 5: Solve for x
x = 61,012,413,767.24/325,042.96 - Step 6: Final answer
x = 187,705.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.