Finding the Fourth Proportional to 368,299.26, 552,532.01 and 112,154.75
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Solution
The fourth proportional to 368,299.26, 552,532.01 and 112,154.75 is: 168,257.43
Step by Step Solution
- Step 1: Write the proportion equation
368,299.26 : 552,532.01 = 112,154.75 : x - Step 2: Convert to fraction form
368,299.26/552,532.01 = 112,154.75/x - Step 3: Cross multiply
368,299.26x = 552,532.01 × 112,154.75 - Step 4: Simplify right side
368,299.26x = 61,969,086,125.11 - Step 5: Solve for x
x = 61,969,086,125.11/368,299.26 - Step 6: Final answer
x = 168,257.43
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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.