Finding the Third Proportional to 299,445.75 and 440,358.75
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Solution
The third proportional to 299,445.75 and 440,358.75 is: 647,582.50
Step by Step Solution
- Step 1: Write the proportion equation
299,445.75 : 440,358.75 = 440,358.75 : x - Step 2: Convert to fraction form
299,445.75/440,358.75 = 440,358.75/x - Step 3: Cross multiply
299,445.75x = 440,358.75 × 440,358.75 - Step 4: Simplify right side
299,445.75x = 193,915,828,701.56 - Step 5: Solve for x
x = 193,915,828,701.56/299,445.75 - Step 6: Final answer
x = 647,582.50
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.