Finding the Fourth Proportional to 266,440.20, 399,660.30 and 224,449.80
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Solution
The fourth proportional to 266,440.20, 399,660.30 and 224,449.80 is: 336,674.70
Step by Step Solution
- Step 1: Write the proportion equation
266,440.20 : 399,660.30 = 224,449.80 : x - Step 2: Convert to fraction form
266,440.20/399,660.30 = 224,449.80/x - Step 3: Cross multiply
266,440.20x = 399,660.30 × 224,449.80 - Step 4: Simplify right side
266,440.20x = 89,703,674,402.94 - Step 5: Solve for x
x = 89,703,674,402.94/266,440.20 - Step 6: Final answer
x = 336,674.70
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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.