Finding the Third Proportional to 302.06 and 469.13
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Solution
The third proportional to 302.06 and 469.13 is: 728.59
Step by Step Solution
- Step 1: Write the proportion equation
302.06 : 469.13 = 469.13 : x - Step 2: Convert to fraction form
302.06/469.13 = 469.13/x - Step 3: Cross multiply
302.06x = 469.13 × 469.13 - Step 4: Simplify right side
302.06x = 220,078.27 - Step 5: Solve for x
x = 220,078.27/302.06 - Step 6: Final answer
x = 728.59
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.