Finding the Fourth Proportional to 493,981.29, 681,696.99 and 267,626.79
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Solution
The fourth proportional to 493,981.29, 681,696.99 and 267,626.79 is: 369,326.49
Step by Step Solution
- Step 1: Write the proportion equation
493,981.29 : 681,696.99 = 267,626.79 : x - Step 2: Convert to fraction form
493,981.29/681,696.99 = 267,626.79/x - Step 3: Cross multiply
493,981.29x = 681,696.99 × 267,626.79 - Step 4: Simplify right side
493,981.29x = 182,440,377,186.36 - Step 5: Solve for x
x = 182,440,377,186.36/493,981.29 - Step 6: Final answer
x = 369,326.49
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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.