Finding the Fourth Proportional to 345,227.84, 517,869.84 and 95,909.84
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Solution
The fourth proportional to 345,227.84, 517,869.84 and 95,909.84 is: 143,872.56
Step by Step Solution
- Step 1: Write the proportion equation
345,227.84 : 517,869.84 = 95,909.84 : x - Step 2: Convert to fraction form
345,227.84/517,869.84 = 95,909.84/x - Step 3: Cross multiply
345,227.84x = 517,869.84 × 95,909.84 - Step 4: Simplify right side
345,227.84x = 49,668,813,495.23 - Step 5: Solve for x
x = 49,668,813,495.23/345,227.84 - Step 6: Final answer
x = 143,872.56
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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.