Finding the Fourth Proportional to 531,711.05, 733,824.34 and 302,302.94
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Solution
The fourth proportional to 531,711.05, 733,824.34 and 302,302.94 is: 417,213.92
Step by Step Solution
- Step 1: Write the proportion equation
531,711.05 : 733,824.34 = 302,302.94 : x - Step 2: Convert to fraction form
531,711.05/733,824.34 = 302,302.94/x - Step 3: Cross multiply
531,711.05x = 733,824.34 × 302,302.94 - Step 4: Simplify right side
531,711.05x = 221,837,251,000.68 - Step 5: Solve for x
x = 221,837,251,000.68/531,711.05 - Step 6: Final answer
x = 417,213.92
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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.