Finding the Fourth Proportional to 296,336.94, 408,941.79 and 160,367.88
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Solution
The fourth proportional to 296,336.94, 408,941.79 and 160,367.88 is: 221,305.95
Step by Step Solution
- Step 1: Write the proportion equation
296,336.94 : 408,941.79 = 160,367.88 : x - Step 2: Convert to fraction form
296,336.94/408,941.79 = 160,367.88/x - Step 3: Cross multiply
296,336.94x = 408,941.79 × 160,367.88 - Step 4: Simplify right side
296,336.94x = 65,581,127,905.71 - Step 5: Solve for x
x = 65,581,127,905.71/296,336.94 - Step 6: Final answer
x = 221,305.95
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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.