Finding the Fourth Proportional to 381,806.04, 572,717.24 and 115,566.12
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Solution
The fourth proportional to 381,806.04, 572,717.24 and 115,566.12 is: 173,351.66
Step by Step Solution
- Step 1: Write the proportion equation
381,806.04 : 572,717.24 = 115,566.12 : x - Step 2: Convert to fraction form
381,806.04/572,717.24 = 115,566.12/x - Step 3: Cross multiply
381,806.04x = 572,717.24 × 115,566.12 - Step 4: Simplify right side
381,806.04x = 66,186,709,283.91 - Step 5: Solve for x
x = 66,186,709,283.91/381,806.04 - Step 6: Final answer
x = 173,351.66
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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.