Finding the Fourth Proportional to 376,926.26, 520,136.24 and 207,160.52
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Solution
The fourth proportional to 376,926.26, 520,136.24 and 207,160.52 is: 285,869.43
Step by Step Solution
- Step 1: Write the proportion equation
376,926.26 : 520,136.24 = 207,160.52 : x - Step 2: Convert to fraction form
376,926.26/520,136.24 = 207,160.52/x - Step 3: Cross multiply
376,926.26x = 520,136.24 × 207,160.52 - Step 4: Simplify right side
376,926.26x = 107,751,693,949.25 - Step 5: Solve for x
x = 107,751,693,949.25/376,926.26 - Step 6: Final answer
x = 285,869.43
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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.