Finding the Third Proportional to 302,818.50 and 440,133.75
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Solution
The third proportional to 302,818.50 and 440,133.75 is: 639,715.60
Step by Step Solution
- Step 1: Write the proportion equation
302,818.50 : 440,133.75 = 440,133.75 : x - Step 2: Convert to fraction form
302,818.50/440,133.75 = 440,133.75/x - Step 3: Cross multiply
302,818.50x = 440,133.75 × 440,133.75 - Step 4: Simplify right side
302,818.50x = 193,717,717,889.06 - Step 5: Solve for x
x = 193,717,717,889.06/302,818.50 - Step 6: Final answer
x = 639,715.60
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.