Finding the Third Proportional to 491.06 and 1,042.88
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Solution
The third proportional to 491.06 and 1,042.88 is: 2,214.77
Step by Step Solution
- Step 1: Write the proportion equation
491.06 : 1,042.88 = 1,042.88 : x - Step 2: Convert to fraction form
491.06/1,042.88 = 1,042.88/x - Step 3: Cross multiply
491.06x = 1,042.88 × 1,042.88 - Step 4: Simplify right side
491.06x = 1,087,588.27 - Step 5: Solve for x
x = 1,087,588.27/491.06 - Step 6: Final answer
x = 2,214.77
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.