Finding the Fourth Proportional to 292,849.12, 404,141.16 and 162,028.84
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Solution
The fourth proportional to 292,849.12, 404,141.16 and 162,028.84 is: 223,604.99
Step by Step Solution
- Step 1: Write the proportion equation
292,849.12 : 404,141.16 = 162,028.84 : x - Step 2: Convert to fraction form
292,849.12/404,141.16 = 162,028.84/x - Step 3: Cross multiply
292,849.12x = 404,141.16 × 162,028.84 - Step 4: Simplify right side
292,849.12x = 65,482,523,351.05 - Step 5: Solve for x
x = 65,482,523,351.05/292,849.12 - Step 6: Final answer
x = 223,604.99
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1.5x scale
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.