Finding the Fourth Proportional to 246,481.99, 340,145.14 and 133,304.74
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Solution
The fourth proportional to 246,481.99, 340,145.14 and 133,304.74 is: 183,960.53
Step by Step Solution
- Step 1: Write the proportion equation
246,481.99 : 340,145.14 = 133,304.74 : x - Step 2: Convert to fraction form
246,481.99/340,145.14 = 133,304.74/x - Step 3: Cross multiply
246,481.99x = 340,145.14 × 133,304.74 - Step 4: Simplify right side
246,481.99x = 45,342,957,415.98 - Step 5: Solve for x
x = 45,342,957,415.98/246,481.99 - Step 6: Final answer
x = 183,960.53
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1.5x scale
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.