Finding the Fourth Proportional to 524,450.20, 786,675.30 and 299,723.80
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Solution
The fourth proportional to 524,450.20, 786,675.30 and 299,723.80 is: 449,585.70
Step by Step Solution
- Step 1: Write the proportion equation
524,450.20 : 786,675.30 = 299,723.80 : x - Step 2: Convert to fraction form
524,450.20/786,675.30 = 299,723.80/x - Step 3: Cross multiply
524,450.20x = 786,675.30 × 299,723.80 - Step 4: Simplify right side
524,450.20x = 235,785,310,282.14 - Step 5: Solve for x
x = 235,785,310,282.14/524,450.20 - Step 6: Final answer
x = 449,585.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.