Finding the Fourth Proportional to 568,859.44, 785,028.70 and 310,739.97
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Solution
The fourth proportional to 568,859.44, 785,028.70 and 310,739.97 is: 428,822.62
Step by Step Solution
- Step 1: Write the proportion equation
568,859.44 : 785,028.70 = 310,739.97 : x - Step 2: Convert to fraction form
568,859.44/785,028.70 = 310,739.97/x - Step 3: Cross multiply
568,859.44x = 785,028.70 × 310,739.97 - Step 4: Simplify right side
568,859.44x = 243,939,793,889.84 - Step 5: Solve for x
x = 243,939,793,889.84/568,859.44 - Step 6: Final answer
x = 428,822.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.