Finding the Fourth Proportional to 593,519.58, 818,949.18 and 331,879.63
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Solution
The fourth proportional to 593,519.58, 818,949.18 and 331,879.63 is: 457,933.59
Step by Step Solution
- Step 1: Write the proportion equation
593,519.58 : 818,949.18 = 331,879.63 : x - Step 2: Convert to fraction form
593,519.58/818,949.18 = 331,879.63/x - Step 3: Cross multiply
593,519.58x = 818,949.18 × 331,879.63 - Step 4: Simplify right side
593,519.58x = 271,792,551,579.91 - Step 5: Solve for x
x = 271,792,551,579.91/593,519.58 - Step 6: Final answer
x = 457,933.59
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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.