Finding the Fourth Proportional to 565,486.26, 780,387.93 and 323,847.06
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Solution
The fourth proportional to 565,486.26, 780,387.93 and 323,847.06 is: 446,918.62
Step by Step Solution
- Step 1: Write the proportion equation
565,486.26 : 780,387.93 = 323,847.06 : x - Step 2: Convert to fraction form
565,486.26/780,387.93 = 323,847.06/x - Step 3: Cross multiply
565,486.26x = 780,387.93 × 323,847.06 - Step 4: Simplify right side
565,486.26x = 252,726,336,789.99 - Step 5: Solve for x
x = 252,726,336,789.99/565,486.26 - Step 6: Final answer
x = 446,918.62
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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.