Finding the Fourth Proportional to 522,461.66, 783,770.40 and 185,474.09
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Solution
The fourth proportional to 522,461.66, 783,770.40 and 185,474.09 is: 278,238.79
Step by Step Solution
- Step 1: Write the proportion equation
522,461.66 : 783,770.40 = 185,474.09 : x - Step 2: Convert to fraction form
522,461.66/783,770.40 = 185,474.09/x - Step 3: Cross multiply
522,461.66x = 783,770.40 × 185,474.09 - Step 4: Simplify right side
522,461.66x = 145,369,099,434.23 - Step 5: Solve for x
x = 145,369,099,434.23/522,461.66 - Step 6: Final answer
x = 278,238.79
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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.