Finding the Third Proportional to 330,276 and 717,939.75
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Solution
The third proportional to 330,276 and 717,939.75 is: 1,560,626.52
Step by Step Solution
- Step 1: Write the proportion equation
330,276 : 717,939.75 = 717,939.75 : x - Step 2: Convert to fraction form
330,276/717,939.75 = 717,939.75/x - Step 3: Cross multiply
330,276x = 717,939.75 × 717,939.75 - Step 4: Simplify right side
330,276x = 515,437,484,630.06 - Step 5: Solve for x
x = 515,437,484,630.06/330,276 - Step 6: Final answer
x = 1,560,626.52
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.