Finding the Fourth Proportional to 275,860.08, 380,728.08 and 168,491.88
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Solution
The fourth proportional to 275,860.08, 380,728.08 and 168,491.88 is: 232,543.94
Step by Step Solution
- Step 1: Write the proportion equation
275,860.08 : 380,728.08 = 168,491.88 : x - Step 2: Convert to fraction form
275,860.08/380,728.08 = 168,491.88/x - Step 3: Cross multiply
275,860.08x = 380,728.08 × 168,491.88 - Step 4: Simplify right side
275,860.08x = 64,149,589,967.99 - Step 5: Solve for x
x = 64,149,589,967.99/275,860.08 - Step 6: Final answer
x = 232,543.94
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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.