Finding the Third Proportional to 301,438.13 and 415,239.75
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Solution
The third proportional to 301,438.13 and 415,239.75 is: 572,004.79
Step by Step Solution
- Step 1: Write the proportion equation
301,438.13 : 415,239.75 = 415,239.75 : x - Step 2: Convert to fraction form
301,438.13/415,239.75 = 415,239.75/x - Step 3: Cross multiply
301,438.13x = 415,239.75 × 415,239.75 - Step 4: Simplify right side
301,438.13x = 172,424,049,980.06 - Step 5: Solve for x
x = 172,424,049,980.06/301,438.13 - Step 6: Final answer
x = 572,004.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.