Finding the Fourth Proportional to 623,003.99, 859,745.84 and 336,524.08
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Solution
The fourth proportional to 623,003.99, 859,745.84 and 336,524.08 is: 464,403.41
Step by Step Solution
- Step 1: Write the proportion equation
623,003.99 : 859,745.84 = 336,524.08 : x - Step 2: Convert to fraction form
623,003.99/859,745.84 = 336,524.08/x - Step 3: Cross multiply
623,003.99x = 859,745.84 × 336,524.08 - Step 4: Simplify right side
623,003.99x = 289,325,177,839.83 - Step 5: Solve for x
x = 289,325,177,839.83/623,003.99 - Step 6: Final answer
x = 464,403.41
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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.