Finding the Fourth Proportional to 300,646.05, 414,891.05 and 164,685.75
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Solution
The fourth proportional to 300,646.05, 414,891.05 and 164,685.75 is: 227,266.06
Step by Step Solution
- Step 1: Write the proportion equation
300,646.05 : 414,891.05 = 164,685.75 : x - Step 2: Convert to fraction form
300,646.05/414,891.05 = 164,685.75/x - Step 3: Cross multiply
300,646.05x = 414,891.05 × 164,685.75 - Step 4: Simplify right side
300,646.05x = 68,326,642,914.11 - Step 5: Solve for x
x = 68,326,642,914.11/300,646.05 - Step 6: Final answer
x = 227,266.06
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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.