Finding the Fourth Proportional to 415,356.24, 573,382.97 and 243,250.28
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Solution
The fourth proportional to 415,356.24, 573,382.97 and 243,250.28 is: 335,797.45
Step by Step Solution
- Step 1: Write the proportion equation
415,356.24 : 573,382.97 = 243,250.28 : x - Step 2: Convert to fraction form
415,356.24/573,382.97 = 243,250.28/x - Step 3: Cross multiply
415,356.24x = 573,382.97 × 243,250.28 - Step 4: Simplify right side
415,356.24x = 139,475,567,999.73 - Step 5: Solve for x
x = 139,475,567,999.73/415,356.24 - Step 6: Final answer
x = 335,797.45
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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.