Finding the Third Proportional to 177,238.13 and 272,427.19
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Solution
The third proportional to 177,238.13 and 272,427.19 is: 418,739.32
Step by Step Solution
- Step 1: Write the proportion equation
177,238.13 : 272,427.19 = 272,427.19 : x - Step 2: Convert to fraction form
177,238.13/272,427.19 = 272,427.19/x - Step 3: Cross multiply
177,238.13x = 272,427.19 × 272,427.19 - Step 4: Simplify right side
177,238.13x = 74,216,572,489.16 - Step 5: Solve for x
x = 74,216,572,489.16/177,238.13 - Step 6: Final answer
x = 418,739.32
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.