Finding the Fourth Proportional to 339,596.64, 509,365.62 and 114,952.26
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Solution
The fourth proportional to 339,596.64, 509,365.62 and 114,952.26 is: 172,418.46
Step by Step Solution
- Step 1: Write the proportion equation
339,596.64 : 509,365.62 = 114,952.26 : x - Step 2: Convert to fraction form
339,596.64/509,365.62 = 114,952.26/x - Step 3: Cross multiply
339,596.64x = 509,365.62 × 114,952.26 - Step 4: Simplify right side
339,596.64x = 58,552,729,185.30 - Step 5: Solve for x
x = 58,552,729,185.30/339,596.64 - Step 6: Final answer
x = 172,418.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.