Finding the Fourth Proportional to 246,897.44, 340,717.41 and 138,001.63
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Solution
The fourth proportional to 246,897.44, 340,717.41 and 138,001.63 is: 190,441.66
Step by Step Solution
- Step 1: Write the proportion equation
246,897.44 : 340,717.41 = 138,001.63 : x - Step 2: Convert to fraction form
246,897.44/340,717.41 = 138,001.63/x - Step 3: Cross multiply
246,897.44x = 340,717.41 × 138,001.63 - Step 4: Simplify right side
246,897.44x = 47,019,557,949.38 - Step 5: Solve for x
x = 47,019,557,949.38/246,897.44 - Step 6: Final answer
x = 190,441.66
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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.