Finding the Third Proportional to 145,574 and 308,642
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Solution
The third proportional to 145,574 and 308,642 is: 654,374.30
Step by Step Solution
- Step 1: Write the proportion equation
145,574 : 308,642 = 308,642 : x - Step 2: Convert to fraction form
145,574/308,642 = 308,642/x - Step 3: Cross multiply
145,574x = 308,642 × 308,642 - Step 4: Simplify right side
145,574x = 95,259,884,164 - Step 5: Solve for x
x = 95,259,884,164/145,574 - Step 6: Final answer
x = 654,374.30
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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.