Finding the Fourth Proportional to 366,648.41, 505,028.39 and 259,031.61
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Solution
The fourth proportional to 366,648.41, 505,028.39 and 259,031.61 is: 356,794.99
Step by Step Solution
- Step 1: Write the proportion equation
366,648.41 : 505,028.39 = 259,031.61 : x - Step 2: Convert to fraction form
366,648.41/505,028.39 = 259,031.61/x - Step 3: Cross multiply
366,648.41x = 505,028.39 × 259,031.61 - Step 4: Simplify right side
366,648.41x = 130,818,315,662.25 - Step 5: Solve for x
x = 130,818,315,662.25/366,648.41 - Step 6: Final answer
x = 356,794.99
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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.