Finding the Fourth Proportional to 482,503.46, 723,284.64 and 229,715.99
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Solution
The fourth proportional to 482,503.46, 723,284.64 and 229,715.99 is: 344,349.96
Step by Step Solution
- Step 1: Write the proportion equation
482,503.46 : 723,284.64 = 229,715.99 : x - Step 2: Convert to fraction form
482,503.46/723,284.64 = 229,715.99/x - Step 3: Cross multiply
482,503.46x = 723,284.64 × 229,715.99 - Step 4: Simplify right side
482,503.46x = 166,150,045,208.17 - Step 5: Solve for x
x = 166,150,045,208.17/482,503.46 - Step 6: Final answer
x = 344,349.96
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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.