Finding the Fourth Proportional to 336,778.11, 504,448.94 and 272,460.26
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Solution
The fourth proportional to 336,778.11, 504,448.94 and 272,460.26 is: 408,109.32
Step by Step Solution
- Step 1: Write the proportion equation
336,778.11 : 504,448.94 = 272,460.26 : x - Step 2: Convert to fraction form
336,778.11/504,448.94 = 272,460.26/x - Step 3: Cross multiply
336,778.11x = 504,448.94 × 272,460.26 - Step 4: Simplify right side
336,778.11x = 137,442,285,464.58 - Step 5: Solve for x
x = 137,442,285,464.58/336,778.11 - Step 6: Final answer
x = 408,109.32
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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.