Finding the Fourth Proportional to 407,384.94, 562,165.01 and 226,096.99
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Solution
The fourth proportional to 407,384.94, 562,165.01 and 226,096.99 is: 311,999.29
Step by Step Solution
- Step 1: Write the proportion equation
407,384.94 : 562,165.01 = 226,096.99 : x - Step 2: Convert to fraction form
407,384.94/562,165.01 = 226,096.99/x - Step 3: Cross multiply
407,384.94x = 562,165.01 × 226,096.99 - Step 4: Simplify right side
407,384.94x = 127,103,814,956.29 - Step 5: Solve for x
x = 127,103,814,956.29/407,384.94 - Step 6: Final answer
x = 311,999.29
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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.