Finding the Fourth Proportional to 509,082.71, 702,493.17 and 294,236.69
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Solution
The fourth proportional to 509,082.71, 702,493.17 and 294,236.69 is: 406,022.95
Step by Step Solution
- Step 1: Write the proportion equation
509,082.71 : 702,493.17 = 294,236.69 : x - Step 2: Convert to fraction form
509,082.71/702,493.17 = 294,236.69/x - Step 3: Cross multiply
509,082.71x = 702,493.17 × 294,236.69 - Step 4: Simplify right side
509,082.71x = 206,699,265,088.41 - Step 5: Solve for x
x = 206,699,265,088.41/509,082.71 - Step 6: Final answer
x = 406,022.95
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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.