Finding the Third Proportional to 306,862.17 and 666,840.09
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Solution
The third proportional to 306,862.17 and 666,840.09 is: 1,449,105.66
Step by Step Solution
- Step 1: Write the proportion equation
306,862.17 : 666,840.09 = 666,840.09 : x - Step 2: Convert to fraction form
306,862.17/666,840.09 = 666,840.09/x - Step 3: Cross multiply
306,862.17x = 666,840.09 × 666,840.09 - Step 4: Simplify right side
306,862.17x = 444,675,710,632.51 - Step 5: Solve for x
x = 444,675,710,632.51/306,862.17 - Step 6: Final answer
x = 1,449,105.66
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.