Finding the Fourth Proportional to 777,207.40, 1,165,852.71 and 244,769.90
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Solution
The fourth proportional to 777,207.40, 1,165,852.71 and 244,769.90 is: 367,167.95
Step by Step Solution
- Step 1: Write the proportion equation
777,207.40 : 1,165,852.71 = 244,769.90 : x - Step 2: Convert to fraction form
777,207.40/1,165,852.71 = 244,769.90/x - Step 3: Cross multiply
777,207.40x = 1,165,852.71 × 244,769.90 - Step 4: Simplify right side
777,207.40x = 285,365,645,412.17 - Step 5: Solve for x
x = 285,365,645,412.17/777,207.40 - Step 6: Final answer
x = 367,167.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.