Finding the Fourth Proportional to 376,593.98, 519,703.78 and 206,828.10
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Solution
The fourth proportional to 376,593.98, 519,703.78 and 206,828.10 is: 285,425.02
Step by Step Solution
- Step 1: Write the proportion equation
376,593.98 : 519,703.78 = 206,828.10 : x - Step 2: Convert to fraction form
376,593.98/519,703.78 = 206,828.10/x - Step 3: Cross multiply
376,593.98x = 519,703.78 × 206,828.10 - Step 4: Simplify right side
376,593.98x = 107,489,345,380.22 - Step 5: Solve for x
x = 107,489,345,380.22/376,593.98 - Step 6: Final answer
x = 285,425.02
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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.