Finding the Fourth Proportional to 330,759.40, 495,745.24 and 230,376.28
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Solution
The fourth proportional to 330,759.40, 495,745.24 and 230,376.28 is: 345,290.09
Step by Step Solution
- Step 1: Write the proportion equation
330,759.40 : 495,745.24 = 230,376.28 : x - Step 2: Convert to fraction form
330,759.40/495,745.24 = 230,376.28/x - Step 3: Cross multiply
330,759.40x = 495,745.24 × 230,376.28 - Step 4: Simplify right side
330,759.40x = 114,207,944,218.91 - Step 5: Solve for x
x = 114,207,944,218.91/330,759.40 - Step 6: Final answer
x = 345,290.09
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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.