Finding the Fourth Proportional to 285,882.24, 394,530.24 and 158,549.28
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Solution
The fourth proportional to 285,882.24, 394,530.24 and 158,549.28 is: 218,805.08
Step by Step Solution
- Step 1: Write the proportion equation
285,882.24 : 394,530.24 = 158,549.28 : x - Step 2: Convert to fraction form
285,882.24/394,530.24 = 158,549.28/x - Step 3: Cross multiply
285,882.24x = 394,530.24 × 158,549.28 - Step 4: Simplify right side
285,882.24x = 62,552,485,490.23 - Step 5: Solve for x
x = 62,552,485,490.23/285,882.24 - Step 6: Final answer
x = 218,805.08
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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.