Finding the Fourth Proportional to 300,635.19, 414,677.19 and 193,340.97
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Solution
The fourth proportional to 300,635.19, 414,677.19 and 193,340.97 is: 266,682.32
Step by Step Solution
- Step 1: Write the proportion equation
300,635.19 : 414,677.19 = 193,340.97 : x - Step 2: Convert to fraction form
300,635.19/414,677.19 = 193,340.97/x - Step 3: Cross multiply
300,635.19x = 414,677.19 × 193,340.97 - Step 4: Simplify right side
300,635.19x = 80,174,090,151.47 - Step 5: Solve for x
x = 80,174,090,151.47/300,635.19 - Step 6: Final answer
x = 266,682.32
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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.