Finding the Fourth Proportional to 426,315.92, 588,316.08 and 235,329.44
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Solution
The fourth proportional to 426,315.92, 588,316.08 and 235,329.44 is: 324,754.69
Step by Step Solution
- Step 1: Write the proportion equation
426,315.92 : 588,316.08 = 235,329.44 : x - Step 2: Convert to fraction form
426,315.92/588,316.08 = 235,329.44/x - Step 3: Cross multiply
426,315.92x = 588,316.08 × 235,329.44 - Step 4: Simplify right side
426,315.92x = 138,448,093,649.40 - Step 5: Solve for x
x = 138,448,093,649.40/426,315.92 - Step 6: Final answer
x = 324,754.69
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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.