Finding the Third Proportional to 153,915.75 and 330,747.75
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Solution
The third proportional to 153,915.75 and 330,747.75 is: 710,739.96
Step by Step Solution
- Step 1: Write the proportion equation
153,915.75 : 330,747.75 = 330,747.75 : x - Step 2: Convert to fraction form
153,915.75/330,747.75 = 330,747.75/x - Step 3: Cross multiply
153,915.75x = 330,747.75 × 330,747.75 - Step 4: Simplify right side
153,915.75x = 109,394,074,130.06 - Step 5: Solve for x
x = 109,394,074,130.06/153,915.75 - Step 6: Final answer
x = 710,739.96
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.