Finding the Fourth Proportional to 402,686.36, 602,715.23 and 296,042.08
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Solution
The fourth proportional to 402,686.36, 602,715.23 and 296,042.08 is: 443,096.87
Step by Step Solution
- Step 1: Write the proportion equation
402,686.36 : 602,715.23 = 296,042.08 : x - Step 2: Convert to fraction form
402,686.36/602,715.23 = 296,042.08/x - Step 3: Cross multiply
402,686.36x = 602,715.23 × 296,042.08 - Step 4: Simplify right side
402,686.36x = 178,429,065,843.09 - Step 5: Solve for x
x = 178,429,065,843.09/402,686.36 - Step 6: Final answer
x = 443,096.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.