Finding the Fourth Proportional to 376,708.38, 519,857.91 and 206,953.50
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Solution
The fourth proportional to 376,708.38, 519,857.91 and 206,953.50 is: 285,596.02
Step by Step Solution
- Step 1: Write the proportion equation
376,708.38 : 519,857.91 = 206,953.50 : x - Step 2: Convert to fraction form
376,708.38/519,857.91 = 206,953.50/x - Step 3: Cross multiply
376,708.38x = 519,857.91 × 206,953.50 - Step 4: Simplify right side
376,708.38x = 107,586,413,977.19 - Step 5: Solve for x
x = 107,586,413,977.19/376,708.38 - Step 6: Final answer
x = 285,596.02
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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.