Finding the Fourth Proportional to 448,642.26, 672,936.99 and 168,136.02
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Solution
The fourth proportional to 448,642.26, 672,936.99 and 168,136.02 is: 252,194.14
Step by Step Solution
- Step 1: Write the proportion equation
448,642.26 : 672,936.99 = 168,136.02 : x - Step 2: Convert to fraction form
448,642.26/672,936.99 = 168,136.02/x - Step 3: Cross multiply
448,642.26x = 672,936.99 × 168,136.02 - Step 4: Simplify right side
448,642.26x = 113,144,947,209.38 - Step 5: Solve for x
x = 113,144,947,209.38/448,642.26 - Step 6: Final answer
x = 252,194.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.