Finding the Fourth Proportional to 246,828.66, 340,623.82 and 133,651.14
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Solution
The fourth proportional to 246,828.66, 340,623.82 and 133,651.14 is: 184,438.72
Step by Step Solution
- Step 1: Write the proportion equation
246,828.66 : 340,623.82 = 133,651.14 : x - Step 2: Convert to fraction form
246,828.66/340,623.82 = 133,651.14/x - Step 3: Cross multiply
246,828.66x = 340,623.82 × 133,651.14 - Step 4: Simplify right side
246,828.66x = 45,524,761,854.15 - Step 5: Solve for x
x = 45,524,761,854.15/246,828.66 - Step 6: Final answer
x = 184,438.72
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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.