Finding the Fourth Proportional to 269,057.19, 403,590.65 and 69,381.75
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Solution
The fourth proportional to 269,057.19, 403,590.65 and 69,381.75 is: 104,073.88
Step by Step Solution
- Step 1: Write the proportion equation
269,057.19 : 403,590.65 = 69,381.75 : x - Step 2: Convert to fraction form
269,057.19/403,590.65 = 69,381.75/x - Step 3: Cross multiply
269,057.19x = 403,590.65 × 69,381.75 - Step 4: Simplify right side
269,057.19x = 28,001,825,233.73 - Step 5: Solve for x
x = 28,001,825,233.73/269,057.19 - Step 6: Final answer
x = 104,073.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.