Finding the Fourth Proportional to 199,624.70, 299,437.05 and 179,941.70
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Solution
The fourth proportional to 199,624.70, 299,437.05 and 179,941.70 is: 269,912.55
Step by Step Solution
- Step 1: Write the proportion equation
199,624.70 : 299,437.05 = 179,941.70 : x - Step 2: Convert to fraction form
199,624.70/299,437.05 = 179,941.70/x - Step 3: Cross multiply
199,624.70x = 299,437.05 × 179,941.70 - Step 4: Simplify right side
199,624.70x = 53,881,211,819.99 - Step 5: Solve for x
x = 53,881,211,819.99/199,624.70 - Step 6: Final answer
x = 269,912.55
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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.