Finding the Fourth Proportional to 246,564.80, 369,859.35 and 128,466.80
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Solution
The fourth proportional to 246,564.80, 369,859.35 and 128,466.80 is: 192,706.53
Step by Step Solution
- Step 1: Write the proportion equation
246,564.80 : 369,859.35 = 128,466.80 : x - Step 2: Convert to fraction form
246,564.80/369,859.35 = 128,466.80/x - Step 3: Cross multiply
246,564.80x = 369,859.35 × 128,466.80 - Step 4: Simplify right side
246,564.80x = 47,514,647,144.58 - Step 5: Solve for x
x = 47,514,647,144.58/246,564.80 - Step 6: Final answer
x = 192,706.53
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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.