Finding the Fourth Proportional to 523,123.26, 784,692.18 and 149,146.26
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Solution
The fourth proportional to 523,123.26, 784,692.18 and 149,146.26 is: 223,721.47
Step by Step Solution
- Step 1: Write the proportion equation
523,123.26 : 784,692.18 = 149,146.26 : x - Step 2: Convert to fraction form
523,123.26/784,692.18 = 149,146.26/x - Step 3: Cross multiply
523,123.26x = 784,692.18 × 149,146.26 - Step 4: Simplify right side
523,123.26x = 117,033,903,898.25 - Step 5: Solve for x
x = 117,033,903,898.25/523,123.26 - Step 6: Final answer
x = 223,721.47
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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.