Finding the Fourth Proportional to 296,246.76, 408,810.39 and 168,963.36
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Solution
The fourth proportional to 296,246.76, 408,810.39 and 168,963.36 is: 233,163.65
Step by Step Solution
- Step 1: Write the proportion equation
296,246.76 : 408,810.39 = 168,963.36 : x - Step 2: Convert to fraction form
296,246.76/408,810.39 = 168,963.36/x - Step 3: Cross multiply
296,246.76x = 408,810.39 × 168,963.36 - Step 4: Simplify right side
296,246.76x = 69,073,977,097.31 - Step 5: Solve for x
x = 69,073,977,097.31/296,246.76 - Step 6: Final answer
x = 233,163.65
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1.5x scale
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.