Finding the Fourth Proportional to 503,069.08, 694,286.26 and 288,237.64
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Solution
The fourth proportional to 503,069.08, 694,286.26 and 288,237.64 is: 397,797.12
Step by Step Solution
- Step 1: Write the proportion equation
503,069.08 : 694,286.26 = 288,237.64 : x - Step 2: Convert to fraction form
503,069.08/694,286.26 = 288,237.64/x - Step 3: Cross multiply
503,069.08x = 694,286.26 × 288,237.64 - Step 4: Simplify right side
503,069.08x = 200,119,433,066.83 - Step 5: Solve for x
x = 200,119,433,066.83/503,069.08 - Step 6: Final answer
x = 397,797.12
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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.