Finding the Fourth Proportional to 543,649.61, 750,257.57 and 301,950.56
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Solution
The fourth proportional to 543,649.61, 750,257.57 and 301,950.56 is: 416,703.50
Step by Step Solution
- Step 1: Write the proportion equation
543,649.61 : 750,257.57 = 301,950.56 : x - Step 2: Convert to fraction form
543,649.61/750,257.57 = 301,950.56/x - Step 3: Cross multiply
543,649.61x = 750,257.57 × 301,950.56 - Step 4: Simplify right side
543,649.61x = 226,540,696,036.26 - Step 5: Solve for x
x = 226,540,696,036.26/543,649.61 - Step 6: Final answer
x = 416,703.50
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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.