Finding the Fourth Proportional to 269,871.85, 404,733.51 and 101,378.99
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Solution
The fourth proportional to 269,871.85, 404,733.51 and 101,378.99 is: 152,040.59
Step by Step Solution
- Step 1: Write the proportion equation
269,871.85 : 404,733.51 = 101,378.99 : x - Step 2: Convert to fraction form
269,871.85/404,733.51 = 101,378.99/x - Step 3: Cross multiply
269,871.85x = 404,733.51 × 101,378.99 - Step 4: Simplify right side
269,871.85x = 41,031,475,474.79 - Step 5: Solve for x
x = 41,031,475,474.79/269,871.85 - Step 6: Final answer
x = 152,040.59
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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.