Finding the Fourth Proportional to 560,516.50, 773,529.17 and 305,884.09
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Solution
The fourth proportional to 560,516.50, 773,529.17 and 305,884.09 is: 422,128.99
Step by Step Solution
- Step 1: Write the proportion equation
560,516.50 : 773,529.17 = 305,884.09 : x - Step 2: Convert to fraction form
560,516.50/773,529.17 = 305,884.09/x - Step 3: Cross multiply
560,516.50x = 773,529.17 × 305,884.09 - Step 4: Simplify right side
560,516.50x = 236,610,266,253.91 - Step 5: Solve for x
x = 236,610,266,253.91/560,516.50 - Step 6: Final answer
x = 422,128.99
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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.