Finding the Fourth Proportional to 459,208.48, 633,715.30 and 252,485.62
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Solution
The fourth proportional to 459,208.48, 633,715.30 and 252,485.62 is: 348,434.33
Step by Step Solution
- Step 1: Write the proportion equation
459,208.48 : 633,715.30 = 252,485.62 : x - Step 2: Convert to fraction form
459,208.48/633,715.30 = 252,485.62/x - Step 3: Cross multiply
459,208.48x = 633,715.30 × 252,485.62 - Step 4: Simplify right side
459,208.48x = 160,004,000,423.99 - Step 5: Solve for x
x = 160,004,000,423.99/459,208.48 - Step 6: Final answer
x = 348,434.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.