Finding the Fourth Proportional to 565,610.99, 780,711.44 and 324,054.41
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Solution
The fourth proportional to 565,610.99, 780,711.44 and 324,054.41 is: 447,291.49
Step by Step Solution
- Step 1: Write the proportion equation
565,610.99 : 780,711.44 = 324,054.41 : x - Step 2: Convert to fraction form
565,610.99/780,711.44 = 324,054.41/x - Step 3: Cross multiply
565,610.99x = 780,711.44 × 324,054.41 - Step 4: Simplify right side
565,610.99x = 252,992,985,069.45 - Step 5: Solve for x
x = 252,992,985,069.45/565,610.99 - Step 6: Final answer
x = 447,291.49
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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.