Finding the Fourth Proportional to 401,950.99, 554,657.38 and 220,662.19
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Solution
The fourth proportional to 401,950.99, 554,657.38 and 220,662.19 is: 304,494.62
Step by Step Solution
- Step 1: Write the proportion equation
401,950.99 : 554,657.38 = 220,662.19 : x - Step 2: Convert to fraction form
401,950.99/554,657.38 = 220,662.19/x - Step 3: Cross multiply
401,950.99x = 554,657.38 × 220,662.19 - Step 4: Simplify right side
401,950.99x = 122,391,912,170.46 - Step 5: Solve for x
x = 122,391,912,170.46/401,950.99 - Step 6: Final answer
x = 304,494.62
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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.