Finding the Fourth Proportional to 406,731.97, 560,998.66 and 268,751.08
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Solution
The fourth proportional to 406,731.97, 560,998.66 and 268,751.08 is: 370,683.90
Step by Step Solution
- Step 1: Write the proportion equation
406,731.97 : 560,998.66 = 268,751.08 : x - Step 2: Convert to fraction form
406,731.97/560,998.66 = 268,751.08/x - Step 3: Cross multiply
406,731.97x = 560,998.66 × 268,751.08 - Step 4: Simplify right side
406,731.97x = 150,768,991,604.80 - Step 5: Solve for x
x = 150,768,991,604.80/406,731.97 - Step 6: Final answer
x = 370,683.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.