Finding the Fourth Proportional to 407,385.94, 562,166.39 and 226,097.99
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Solution
The fourth proportional to 407,385.94, 562,166.39 and 226,097.99 is: 312,000.68
Step by Step Solution
- Step 1: Write the proportion equation
407,385.94 : 562,166.39 = 226,097.99 : x - Step 2: Convert to fraction form
407,385.94/562,166.39 = 226,097.99/x - Step 3: Cross multiply
407,385.94x = 562,166.39 × 226,097.99 - Step 4: Simplify right side
407,385.94x = 127,104,690,824.56 - Step 5: Solve for x
x = 127,104,690,824.56/407,385.94 - Step 6: Final answer
x = 312,000.68
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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.