Finding the Fourth Proportional to 532,560.66, 734,939.56 and 290,850.36
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Solution
The fourth proportional to 532,560.66, 734,939.56 and 290,850.36 is: 401,376.69
Step by Step Solution
- Step 1: Write the proportion equation
532,560.66 : 734,939.56 = 290,850.36 : x - Step 2: Convert to fraction form
532,560.66/734,939.56 = 290,850.36/x - Step 3: Cross multiply
532,560.66x = 734,939.56 × 290,850.36 - Step 4: Simplify right side
532,560.66x = 213,757,435,604.24 - Step 5: Solve for x
x = 213,757,435,604.24/532,560.66 - Step 6: Final answer
x = 401,376.69
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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.