Finding the Fourth Proportional to 366,469.71, 505,742.70 and 205,326.08
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Solution
The fourth proportional to 366,469.71, 505,742.70 and 205,326.08 is: 283,358.11
Step by Step Solution
- Step 1: Write the proportion equation
366,469.71 : 505,742.70 = 205,326.08 : x - Step 2: Convert to fraction form
366,469.71/505,742.70 = 205,326.08/x - Step 3: Cross multiply
366,469.71x = 505,742.70 × 205,326.08 - Step 4: Simplify right side
366,469.71x = 103,842,166,079.62 - Step 5: Solve for x
x = 103,842,166,079.62/366,469.71 - Step 6: Final answer
x = 283,358.11
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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.