Finding the Fourth Proportional to 350,880.31, 484,217.74 and 193,721.30
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Solution
The fourth proportional to 350,880.31, 484,217.74 and 193,721.30 is: 267,336.99
Step by Step Solution
- Step 1: Write the proportion equation
350,880.31 : 484,217.74 = 193,721.30 : x - Step 2: Convert to fraction form
350,880.31/484,217.74 = 193,721.30/x - Step 3: Cross multiply
350,880.31x = 484,217.74 × 193,721.30 - Step 4: Simplify right side
350,880.31x = 93,803,287,806.04 - Step 5: Solve for x
x = 93,803,287,806.04/350,880.31 - Step 6: Final answer
x = 267,336.99
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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.